metadata.json
{
"version": "1.0.0",
"organization": "ISB Knowledge Repository",
"date": "April 2026",
"abstract": "Startup strategy and venture creation covering lean startup methodology, product-market fit, business models, pitch decks, VC mechanics, cap tables, SAFE agreements, scaling strategies, failure patterns, and social entrepreneurship.",
"rulesCount": 61,
"source": "Indian School of Business MBA Curriculum",
"license": "MIT"
}rules/_sections.md
# Sections Index
This file indexes all rule files in this domain. Scan this first, then load specific rule files as needed.
## 1. Startup Foundations & Mindset (foundations)
**Impact:** MEDIUM
**Files:** 1 rule files
- `foundations-what-defines-a-startup.md` — What Defines a Startup [MEDIUM]
## 2. Lean Startup Methodology (lean)
**Impact:** CRITICAL
**Files:** 8 rule files
- `lean-the-build-measure-learn-loop.md` — The Build-Measure-Learn Loop [MEDIUM]
- `lean-build-phase-creating-the-mvp.md` — Build Phase: Creating the MVP [MEDIUM]
- `lean-measure-phase-actionable-metrics.md` — Measure Phase: Actionable Metrics [MEDIUM]
- `lean-learn-phase-insights-and-hypotheses.md` — Learn Phase: Insights and Hypotheses [MEDIUM]
- `lean-pivot-vs-persevere-framework.md` — Pivot vs. Persevere Framework [CRITICAL]
- `lean-innovation-accounting.md` — Innovation Accounting [CRITICAL]
- `lean-customer-development-stages.md` — Customer Development Stages [HIGH]
- `lean-continuous-deployment-and-learning-acceleration.md` — Continuous Deployment and Learning Acceleration [HIGH]
## 3. Product-Market Fit (pmf)
**Impact:** CRITICAL
**Files:** 6 rule files
- `pmf-what-product-market-fit-actually-means.md` — What Product-Market Fit Actually Means [CRITICAL]
- `pmf-the-sean-ellis-test.md` — The Sean Ellis Test [MEDIUM]
- `pmf-clear-pmf-signals.md` — Clear PMF Signals [MEDIUM]
- `pmf-before-pmf-the-search-phase.md` — Before PMF: The Search Phase [MEDIUM]
- `pmf-after-pmf-the-scaling-phase.md` — After PMF: The Scaling Phase [HIGH]
- `pmf-common-product-market-fit-mistakes.md` — Common Product-Market Fit Mistakes [CRITICAL]
## 4. Business Models & Monetization (bizmodel)
**Impact:** HIGH
**Files:** 3 rule files
- `bizmodel-business-model-definition-and-types.md` — Business Model Definition and Types [MEDIUM]
- `bizmodel-unit-economics-the-foundation.md` — Unit Economics: The Foundation [HIGH]
- `bizmodel-the-3x-rule-for-sustainable-growth.md` — The 3x Rule for Sustainable Growth [MEDIUM]
## 5. Business Planning & Pitch Decks (pitch)
**Impact:** CRITICAL
**Files:** 5 rule files
- `pitch-business-plan-structure-for-operations-and-team.md` — Business Plan Structure (for operations and team) [MEDIUM]
- `pitch-pitch-deck-design-for-investors.md` — Pitch Deck Design (for investors) [CRITICAL]
- `pitch-pitch-narrative-5-minute-verbal-pitch.md` — Pitch Narrative (5-minute verbal pitch) [MEDIUM]
- `pitch-storytelling-for-investors.md` — Storytelling for Investors [MEDIUM]
- `pitch-financial-projections-in-detail.md` — Financial Projections in Detail [MEDIUM]
## 6. Venture Capital & Fundraising (vc)
**Impact:** CRITICAL
**Files:** 7 rule files
- `vc-vc-fund-mechanics.md` — VC Fund Mechanics [MEDIUM]
- `vc-gp-lp-dynamics.md` — GP-LP Dynamics [MEDIUM]
- `vc-investment-thesis-and-due-diligence.md` — Investment Thesis and Due Diligence [CRITICAL]
- `vc-term-sheet-terms-and-negotiation.md` — Term Sheet Terms and Negotiation [CRITICAL]
- `vc-valuation-at-different-stages.md` — Valuation at Different Stages [CRITICAL]
- `vc-investment-types-by-stage.md` — Investment Types by Stage [HIGH]
- `vc-exit-strategies-how-vcs-get-returns.md` — Exit Strategies (how VCs get returns) [HIGH]
## 7. Startup Finance (finance)
**Impact:** CRITICAL
**Files:** 7 rule files
- `finance-cap-tables-and-ownership.md` — Cap Tables and Ownership [CRITICAL]
- `finance-dilution-mechanics.md` — Dilution Mechanics [MEDIUM]
- `finance-fundraising-instruments.md` — Fundraising Instruments [CRITICAL]
- `finance-employee-equity-and-vesting.md` — Employee Equity and Vesting [MEDIUM]
- `finance-liquidation-preferences-in-exit-scenarios.md` — Liquidation Preferences in Exit Scenarios [MEDIUM]
- `finance-down-rounds.md` — Down Rounds [CRITICAL]
- `finance-failed-vs-successful-exits.md` — Failed vs. Successful Exits [MEDIUM]
## 8. Scaling a Startup (scaling)
**Impact:** HIGH
**Files:** 6 rule files
- `scaling-unit-economics-foundation-of-scaling.md` — Unit Economics: Foundation of Scaling [HIGH]
- `scaling-scaling-phases.md` — Scaling Phases [HIGH]
- `scaling-blitzscaling-vs-sustainable-growth.md` — Blitzscaling vs. Sustainable Growth [HIGH]
- `scaling-the-founder-to-manager-transition.md` — The Founder-to-Manager Transition [HIGH]
- `scaling-scaling-metrics-to-track-weekly.md` — Scaling Metrics to Track Weekly [HIGH]
- `scaling-when-to-slow-down.md` — When to Slow Down [HIGH]
## 9. Startup Failure Patterns (failure)
**Impact:** HIGH
**Files:** 5 rule files
- `failure-top-failure-reasons-research-based.md` — Top Failure Reasons (Research-Based) [HIGH]
- `failure-early-warning-signs.md` — Early Warning Signs [MEDIUM]
- `failure-the-pivot-framework.md` — The Pivot Framework [MEDIUM]
- `failure-common-pivot-types.md` — Common Pivot Types [MEDIUM]
- `failure-when-to-shut-down.md` — When to Shut Down [HIGH]
## 10. Specialized Entrepreneurship Topics (specialized)
**Impact:** CRITICAL
**Files:** 6 rule files
- `specialized-food-and-consumer-business-entrepreneurship.md` — Food and Consumer Business Entrepreneurship [CRITICAL]
- `specialized-social-entrepreneurship.md` — Social Entrepreneurship [HIGH]
- `specialized-impact-measurement.md` — Impact Measurement [MEDIUM]
- `specialized-b-corporations-and-governance.md` — B-Corporations and Governance [HIGH]
- `specialized-bottom-of-pyramid-strategy.md` — Bottom-of-Pyramid Strategy [MEDIUM]
- `specialized-microfinance-and-financial-inclusion.md` — Microfinance and Financial Inclusion [MEDIUM]
## 11. Operating Principles for Entrepreneurs (principles)
**Impact:** HIGH
**Files:** 6 rule files
- `principles-balance-ambition-with-realism.md` — Balance Ambition with Realism [MEDIUM]
- `principles-emphasize-testing-over-opinions.md` — Emphasize Testing Over Opinions [MEDIUM]
- `principles-focus-on-unit-economics-foundation.md` — Focus on Unit Economics Foundation [HIGH]
- `principles-discuss-common-failures-honestly.md` — Discuss Common Failures Honestly [MEDIUM]
- `principles-be-practical-and-founder-focused.md` — Be Practical and Founder-Focused [MEDIUM]
- `principles-key-frameworks-to-master.md` — Key Frameworks to Master [HIGH]
rules/bizmodel-business-model-definition-and-types.md
---
title: "Business Model Definition and Types"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: business, definition, frameworks, marketing, model, technology, types
---
How you capture value and monetize customer relationships.
**B2C (Business to Consumer):**
- **Freemium**: Free product with paid premium features (Spotify, Dropbox, Figma)
- **Subscription**: Monthly/annual fee for access (Netflix, Slack, SaaS)
- **Transactional**: Commission on transactions (Uber, Airbnb, Stripe)
- **Advertising**: Free product, revenue from ads (Facebook, Google, Instagram)
- **Hybrid**: Combination (e.g., Instagram: free ad-supported + premium features)
**B2B (Business to Business):**
- **SaaS**: Subscription for software (Salesforce, HubSpot, Asana) - typically $50-5,000+/month/user
- **Licensing**: One-time or annual fee for software
- **Marketplace**: Commission on seller-buyer transactions (Shopify, Amazon, Stripe)
- **Enterprise software**: Custom software for large organizations
- **Consulting + product**: Professional services + software (Accenture model)
**Unit economics differ drastically by model:**
- B2B SaaS: CAC $10K, LTV $100K (excellent, spend-heavy acquisition possible)
- Consumer app: CAC $2, LTV $20 (tight, retention-critical)
- Enterprise: CAC $50K, LTV $500K (large deals, long sales cycles)
rules/bizmodel-the-3x-rule-for-sustainable-growth.md
---
title: "The 3x Rule for Sustainable Growth"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: growth, marketing, rule, sustainable, technology
---
A company can sustainably grow at approximately 3x CAC in annual revenue per customer:
- If CAC is $100 and customer generates $300/year → sustainable
- If CAC is $100 and customer generates $50/year → unviable
- This accounts for operating expense overhead
---
rules/bizmodel-unit-economics-the-foundation.md
---
title: "Unit Economics: The Foundation"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: economics, foundation, marketing, unit
---
**Customer Acquisition Cost (CAC):**
```
CAC = Total Sales & Marketing Spend / New Customers Acquired
```
For B2C: $5-50 per customer typical
For B2B: $10K-100K+ per customer typical
**Lifetime Value (LTV):**
```
LTV = (Revenue per customer over lifetime) - (Cost of goods/services)
```
For subscription: Monthly revenue × Average customer lifetime (months)
For marketplace: Transaction fees × Average transactions per customer
For transactional: Average transaction value × Expected transactions
**LTV:CAC Ratio (most critical metric):**
- **3:1 or higher**: Sustainable unit economics
- **2:1**: Difficult but possible if other factors strong
- **<2:1**: Unit economics broken; business loses money at scale
**Payback Period:**
How many months to recover CAC from customer revenue?
- **Ideal**: <12 months for B2C, <24 months for B2B
- Longer payback = longer to recoup investment = more cash required
**Gross Margin:**
Revenue minus cost of goods sold
- Example SaaS: $100/month subscription, $5/month infrastructure = 95% gross margin
- Example Food: $20 retail price, $8 COGS = 60% gross margin
- Higher margin = more capital-efficient; can spend more on acquisition
rules/conclusion-conclusion.md
---
title: "CONCLUSION"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: conclusion, entrepreneurship, finance, leadership, marketing, quantitative, technology
---
Entrepreneurship success requires managing multiple dimensions simultaneously: validating customer problems, building products customers want, achieving unit economics, raising capital, building teams, and scaling operations. The best founders combine ambition with intellectual humility, ruthlessly test assumptions, and focus relentlessly on unit economics and customer retention. Failure is common; learning from it is rare. The frameworks in this guide—lean startup methodology, customer development, business model design, venture capital mechanics, and scaling principles—provide structure for managing the chaos inherent in building startups.
Success requires executing across all these domains simultaneously while remaining flexible enough to pivot when evidence demands. Most startups fail; those that succeed do so because founders maintain both conviction about their mission and willingness to adapt based on customer feedback.
rules/failure-common-pivot-types.md
---
title: "Common Pivot Types"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: common, entrepreneurship, frameworks, marketing, pivot, types
---
**Segment pivot:** Same product, different customer
**Feature pivot:** Emphasize secondary feature instead of original
**Channel pivot:** Direct sales not working; try partnerships or SEO
**Product pivot:** Core value prop not resonating; customers use it differently
**Business model pivot:** Change from subscription to marketplace or vice versa
rules/failure-early-warning-signs.md
---
title: "Early Warning Signs"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: early, marketing, quantitative, signs, warning
---
**Metric decay:**
- Retention declining month-over-month
- Growth rate decreasing despite new efforts
- CAC increasing while LTV decreases
**Revenue stall:**
- Month-over-month growth (MoM) falls below 5% for 3 consecutive months
- Customer acquisition working but churn eating growth
**Operational friction:**
- Sales cycles longer than expected
- Implementation harder than modeled
- Support costs higher than forecasted
**Team stress:**
- Founders disagree on strategy
- Key employees leave without replacements
- Morale low but founder doesn't address
- Politics emerge (turf protection vs. problem-solving)
**Market signals:**
- Customer feedback shifts from "solves my problem" to "nice to have"
- Win rate against competitors declines
- Regulatory uncertainty increases
**Funding stress:**
- Runway shortens faster than expected
- Investors harder to reach or less enthusiastic
- Board meetings become tense
rules/failure-the-pivot-framework.md
---
title: "The Pivot Framework"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: entrepreneurship, framework, frameworks, pivot
---
If you identify warning signs early, pivot before crisis.
**Diagnose phase:**
- What's not working? Be specific (not "market doesn't like us" but "retention <10%")
- Is this a problem with product, market, or execution?
- Have you tried enough to validate assumption is wrong? (Arbitrary number: 100 customer conversations)
**Test phase:**
- What would prove new direction is viable?
- Run experiments cheaper and faster than building
- Example: Reach out to new customer segment; observe if they care more
**Define success metrics:**
- What data would prove new direction works?
- Set clear threshold (e.g., "If SMB CAC < $2K and LTV > $60K, commit to segment")
**Set timeframe:**
- "We'll test this for 8 weeks, measure these metrics, decide by [date]"
- Prevents thrashing (endless experimentation)
**Know walk-away point:**
- Define in advance when you'd give up entirely
- Example: "If we don't reach 50 paying customers or 40% MoM by month 12, pivot to service or shut down"
- Prevents indefinite wandering
rules/failure-top-failure-reasons-research-based.md
---
title: "Top Failure Reasons (Research-Based)"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: based, failure, finance, marketing, reasons, research, technology, top
---
**1. No market need (42%)**
Built product nobody wanted. Problem doesn't exist or customers solved it differently.
Early warning: Customers don't return despite acquisition effort. Churn high. Word-of-mouth weak.
**2. Ran out of cash (29%)**
Burned capital faster than anticipated. Longer sales cycles, higher CAC, lower margins, slower growth than modeled.
Early warning: Monthly burn > 30% of remaining runway. Revenue growth slower than unit economics require.
**3. Wrong team (23%)**
Co-founders had conflicts or missing skills. Key founder left. CEO couldn't scale. Team couldn't execute.
Early warning: Key people leave suddenly. Decision-making slow or political. Execution falters despite clear goals.
**4. Got outcompeted (19%)**
Larger, better-funded competitor with distribution advantages entered. Technical shift made product obsolete.
Early warning: Well-funded competitor launches with better features or lower pricing. CAC rises, win rates fall.
**5. Pricing/cost issues (18%)**
Margins too low to support growth. Customers churn on price changes. Unit economics broken.
Early warning: CAC > LTV or ratio < 3:1. Gross margins < 50% for SaaS, < 40% for marketplaces.
**Other factors:** Poor product quality, bad timing, legal/regulatory issues.
rules/failure-when-to-shut-down.md
---
title: "When to Shut Down"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: down, entrepreneurship, shut, technology, when
---
Shutting down is sometimes the right decision.
**Consider shutting down if:**
- Multiple pivots tested; none gaining traction
- Co-founder conflict irreconcilable
- Lost passion for the problem
- Unit economics fundamentally broken and unfixable
- Market timing window closed
**Responsible shutdown:**
- Pay back investor capital if possible
- Communicate honestly with team, customers, investors
- Help customers migrate
- Document and share learnings
---
rules/finance-cap-tables-and-ownership.md
---
title: "Cap Tables and Ownership"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: cap, finance, ownership, tables
---
A capitalization table shows all equity holders and percentage ownership.
**Share classes:**
- **Common stock**: Founders and employees; lowest priority in liquidation
- **Preferred stock** (Series A, B, etc.): Investors; preferential treatment in liquidation
**Example cap table:**
| Holder | Shares | % Ownership |
|---|---|---|
| Founder A | 4M | 40% |
| Founder B | 3M | 30% |
| Employee pool | 1M | 10% |
| Seed investor | 1.5M | 15% |
| Series A investor | 500K | 5% |
| **Total** | **10M** | **100%** |
rules/finance-dilution-mechanics.md
---
title: "Dilution Mechanics"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: dilution, entrepreneurship, finance, leadership, mechanics
---
Each funding round dilutes existing equity holders. Your shares don't change; company shares increase; your percentage shrinks.
**Example founder dilution:**
| Event | Your Shares | Total Shares | Your % |
|---|---|---|---|
| Founding | 4M | 10M | 40% |
| Employee grants | 4M | 11M | 36.4% |
| Seed round | 4M | 15M | 26.7% |
| Series A | 4M | 25M | 16% |
| Series B | 4M | 50M | 8% |
**Why it happens:**
- **Employee pool**: Reserve 10-20% for future hires
- **Investor rounds**: Each round dilutes existing holders
- **Option pool refreshes**: May add more shares
**Dilution is normal and expected.** By late-stage, founders own minority but worth $100M+.
rules/finance-down-rounds.md
---
title: "Down Rounds"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: down, finance, leadership, rounds, technology, valuation
---
Raising capital at lower valuation than previous round
**Consequences:**
- Existing investors' holdings diluted further
- Founder % even more diluted
- Often triggers down round preferences
- Demoralizing signal to team and market
rules/finance-employee-equity-and-vesting.md
---
title: "Employee Equity and Vesting"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: employee, equity, finance, vesting
---
**Stock options:**
Right to buy shares at strike price (set at grant)
**Example:**
- Grant: 100,000 options
- Strike price: $0.25/share (FMV at grant date)
- Cliff: 1 year
- Vesting: 4-year vest with 1-year cliff (25% per year after cliff)
**Timeline:**
- Month 0-12: 0 vested (cliff not met)
- Month 12: 25,000 vested (12,500 per quarter after cliff hit)
- Month 24: 50,000 vested
- Month 36: 75,000 vested
- Month 48: 100,000 vested (fully vested)
**Vesting purpose:**
- Incentivizes retention
- If employee leaves early, company retains unvested options
- Protects against expensive hiring mistake
**Option pool:**
- Company reserves 10-15% of shares for future employee options
- Allows hiring without further diluting founders
**409A valuation:**
- Required IRS valuation for tax purposes
- Determines exercise price for new option grants
- Low 409A = employees pay less tax when exercising
- Updated annually or after significant financing
**Tax treatment:**
**Incentive Stock Options (ISOs):**
- For employees only
- No tax at grant
- Tax event at exercise (if held >2 years and company <$100M)
- Favorable long-term capital gains rates if structured correctly
**Non-Qualified Stock Options (NSOs):**
- For advisors and consultants
- Tax at grant (based on spread: current value - strike)
- Ordinary income rates (higher tax)
**Warning:** Exercising options creates tax liability even without selling shares. Employee granted $1M of options with no tax at grant may owe $300K in taxes when exercising.
rules/finance-failed-vs-successful-exits.md
---
title: "Failed vs. Successful Exits"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: exits, failed, successful, technology
---
**Successful exit ($500M acquisition):**
- Preferred shares paid first (liquidation preference)
- Common shares (founders/employees) paid remainder
- Founders with 20% common: ~$90M after investor liquidation
**Down exit ($50M acquisition):**
- Investors' liquidation preferences may consume all proceeds
- Founders receive nothing (common paid last; no money left)
- This happens more often than successful exits
**Failed exit (shutdown for $10M):**
- Everyone loses
- Investors' principal unrecovered
- Founders' illiquid equity worthless
**Key insight:** Plan for multiple outcomes. Best case: IPO ($1B+). Likely: Acquisition at 3-10x seed. Worst: Loss.
---
rules/finance-fundraising-instruments.md
---
title: "Fundraising Instruments"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: finance, fundraising, instruments, technology
---
**Convertible Notes**
Loan that converts to equity in future round (usually Series A)
Structure:
- Investor gives company cash
- Company owes investor + interest rate (typically 2-8%)
- At Series A, converts to preferred stock at discount
**Example:**
- Note amount: $500,000
- Discount: 20% (converts at 20% lower valuation than Series A)
- Series A raises $5M at $20M post-money ($4.25M pre-money)
- Note converts at pre-money × (1 - 20%) = $3.4M valuation
- Investor gets more shares than paying full Series A price
**Advantages:**
- Quick to close (simpler legal documents)
- Defer valuation dispute (Series A investor decides valuation)
- Flexible terms (various caps and discounts)
**Disadvantages:**
- Investor-friendly terms (discount rewards early risk)
- Debt interest accrues (financial liability)
- Multiple notes create messy cap table math
**SAFE (Simple Agreement for Future Equity)**
Even simpler: Investor gives cash, gets right to equity in future round
No interest, no maturity date, no debt status
Structure:
- Investor invests $500K
- At Series A fundraising, SAFE converts based on valuation cap
- Valuation cap: Maximum price SAFE holder pays per share
**Example:**
- SAFE with $10M valuation cap
- Series A prices shares at $5 (would imply $10M valuation)
- SAFE converts as if company was $10M (investor gets more shares)
**Advantages:**
- Truly simple (1-page document)
- Not a loan (no interest, no debt status)
- Fast closing
**Disadvantages:**
- Valuation cap incentivizes low Series A prices (founders dislike)
- Multiple SAFEs create messy math
- No equity until future round (unsecured)
**Priced Rounds**
Investor and company agree on exact valuation; investor gets preferred stock
**Series A Example:**
- Investor: $5 million
- Company: $20 million post-money
- Investor gets: 25% (5M / 20M) = 2.5M shares of preferred stock
**Advantages:**
- Clear ownership
- Professional (preferred stock has legal protections)
- Founder knows exact dilution upfront
**Disadvantages:**
- Harder to close (more legal complexity)
- Valuation negotiation tense
- Investor demands board seat, protective provisions
rules/finance-liquidation-preferences-in-exit-scenarios.md
---
title: "Liquidation Preferences in Exit Scenarios"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: exit, liquidation, preferences, scenarios, technology
---
How proceeds are distributed when company sells.
**Example (non-participating preference):**
- Company sells for $10M
- Series A invested $5M for 1x non-participating preferred stock (owns 50%)
**Waterfall:**
1. Series A receives $5M (their investment returned)
2. Remaining $5M distributed per ownership percentage
3. Series A: 50% of $5M = $2.5M
4. **Series A total: $7.5M**
5. Founders split remaining $2.5M
**With participating preference (more aggressive):**
1. Series A receives $5M (their investment)
2. Series A ALSO receives 50% of total proceeds = $5M
3. Series A total = $10M (but only $5M exists for others!)
4. Founders get nothing
**Key insight:** Participating preferences are founder-unfavorable. Negotiate for 1x non-participating or lower.
rules/foundations-what-defines-a-startup.md
---
title: "What Defines a Startup"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: defines, entrepreneurship, finance, frameworks, startup, technology, what
---
A startup is a young company founded to solve a problem, serve a market, or explore an unproven business model. It's intentionally different from a traditional business: startups operate under extreme uncertainty with limited capital and burn cash pursuing rapid growth rather than immediate profitability.
**Key startup characteristics:**
- Extreme uncertainty: The business model is unproven
- Limited runway: Months to find sustainable economics
- All-in commitment: Full-time founder involvement required
- Growth-focused: Target 10x-100x expansion, not incremental gains
- High risk/reward: 90%+ fail; winners return 100x-1000x
**Not every new company is a startup.** A family restaurant is a new business; a venture-backed restaurant chain is a startup. The distinction is deliberate pursuit of scaled growth.
---
rules/lean-build-phase-creating-the-mvp.md
---
title: "Build Phase: Creating the MVP"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: build, creating, marketing, mvp, phase
---
Create the minimum version to test your core hypothesis with real customers.
**The MVP is NOT:**
- The smallest possible product
- A crappy version of final product
- Early release to general public
- Something you're embarrassed to ship
**The MVP ACTUALLY IS:**
The simplest product that lets you test one critical assumption with real customers.
**MVP Examples:**
- **Airbnb (2008)**: Web app listing apartments in San Francisco. Tested demand without enterprise-scale infrastructure.
- **Dropbox (2008)**: 3-minute video showing file syncing across devices. Achieved 75,000 beta signups in one week without working product.
- **Slack**: Internal communication tool for gaming company. Validated need before commercializing.
- **Landing pages**: Often the cheapest MVP. Test demand with email signups before building anything.
- **Concierge MVP**: Manually deliver service at scale-of-one to understand workflows
- **Wizard of Oz**: Simulate automated features with humans behind curtain
**MVP Scope Definition:**
- Essential features: Minimum to solve core problem (build in <30 days)
- Nice-to-have features: For post-launch roadmap
- Out-of-scope: Complex features, competitive assumptions
If you can't describe your MVP in 2-3 sentences, it's too complex.
rules/lean-continuous-deployment-and-learning-acceleration.md
---
title: "Continuous Deployment and Learning Acceleration"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: acceleration, continuous, deployment, learning, quantitative, technology
---
**Deployment frequency enables faster learning:**
- Waterfall (6-12 months): Risky, slow feedback
- Agile (2 weeks): Better
- Continuous deployment (multiple times daily): Learning-optimized
**52 deployments/year vs. 2/year = 26x more experiments, 26x faster learning**
**Requirements for speed:**
- Feature flags: Toggle features on/off without code changes
- A/B testing: Run variations, measure impacts
- Monitoring: Detect issues in minutes, not hours
- Rollback capability: Revert bad changes instantly
- Backwards compatibility: Users shouldn't need to upgrade
---
rules/lean-customer-development-stages.md
---
title: "Customer Development Stages"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: customer, development, marketing, stages, technology
---
**Stage 1: Problem (0-3 months)**
- Interview 50+ potential customers
- Ask about current solutions and pain points
- Show concept/prototype
- Goal: 40%+ confirm strong pain, 20%+ would switch
**Stage 2: Solution (3-9 months)**
- Build MVP, put in customer hands
- Measure activation and retention
- Iterate based on feedback
- Get 10-20 paying customers
- Goal: 40%+ activation, 30%+ week-4 retention, repeatable sales process
**Stage 3: Scaling (9+ months)**
- Optimize unit economics
- Build scalable sales process
- Plan product expansion
- Hire specialist team
- Goal: LTV:CAC > 3:1, predictable sales, 50+ paying customers
rules/lean-innovation-accounting.md
---
title: "Innovation Accounting"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: accounting, frameworks, innovation, leadership, quantitative
---
Framework to measure progress toward product-market fit.
**Establish baseline:**
- Current activation rate
- Current retention at 4 weeks
- Current LTV:CAC ratio
- Current CAC and LTV individually
**Tune the engine:**
- Change A: Improve feature → observe impact
- Change B: Simplify signup → observe impact
- Iterate on highest-impact changes
**Pivot or persevere:**
- If metrics improving steadily → persevere
- If plateau after iterations → pivot
- If declining → fundamental problem
**Key insight:** Aggregate metrics hide progress. "Total DAU up 10%" might hide that new cohorts are worse than old cohorts.
rules/lean-learn-phase-insights-and-hypotheses.md
---
title: "Learn Phase: Insights and Hypotheses"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: frameworks, hypotheses, insights, learn, marketing, phase, quantitative, technology
---
Extract insights from data to inform next iteration.
**Conversion funnel analysis:**
- Where do users drop off?
- Which features get most engagement?
- What characterizes power users?
**Customer research synthesis:**
- What problem did customers actually reveal?
- What jobs are they trying to accomplish?
- What's their current solution?
- Why would they choose yours?
**Build hypotheses for next iteration:**
- "If we improve onboarding, activation will increase to 40%"
- "Users receiving feature X email have 2x retention"
- "Segment Y is 5x more likely to upgrade than segment Z"
**Key insight:** Learning is the output, not vanity metrics. "We had 1,000 beta signups" means nothing without "Only 5% activated, so onboarding is broken."
rules/lean-measure-phase-actionable-metrics.md
---
title: "Measure Phase: Actionable Metrics"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: actionable, frameworks, marketing, measure, metrics, phase, quantitative, technology
---
Gather data on customer behavior and engagement.
**Vanity Metrics (feel good, misleading):**
- Total signups without retention
- Raw traffic without engagement
- Revenue without profitability
- Gross metrics without cohort analysis
**Actionable Metrics (reveal true health):**
- Cohort retention rates (Day 1, 7, 30)
- Customer acquisition cost (CAC)
- Lifetime value (LTV)
- Churn rate
- Organic growth rate
- Net Promoter Score (NPS)
- Feature adoption rate
- Conversion rates by stage
**Cohort Analysis:** Track users grouped by signup date. Reveals whether improvements are real or just from acquiring different customers. Essential for understanding product progress.
**Key insight:** Patterns across 10 users beat statistical significance with 1,000 random users at early stage.
rules/lean-pivot-vs-persevere-framework.md
---
title: "Pivot vs. Persevere Framework"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: entrepreneurship, framework, frameworks, marketing, persevere, pivot
---
**Pivot Signals:**
- Customer retention declining month-over-month despite experiments
- No organic growth after reasonable effort
- Unit economics broken and unfixable
- Customers don't use key features or use product in unexpected ways
**Persevere Signals:**
- Customer retention increasing (especially repeating behavior)
- Organic growth or word-of-mouth pickup
- Unit economics improving with scale
- Strong product-market fit indicators emerging
**Types of Pivots:**
1. **Customer segment**: Same product, different market (Instagram pivoted from Burbn location check-in to photo sharing)
2. **Feature**: Focus on successful secondary feature (YouTube pivoted from video dating to video sharing)
3. **Platform**: Change from app to web or vice versa
4. **Technology**: Different engineering approach to deliver same value
5. **Business model**: Change B2B to B2C or ad-supported to subscription
6. **Zoom in**: Treat one feature as entire product (Instagram, Slack examples)
7. **Zoom out**: Reframe feature as component of larger offering
**When NOT to pivot:**
- After only 20 conversations (need 50+)
- Because metrics are normal for early stage (slow growth expected)
- Because you're impatient (motivation fluctuates; let data decide)
- After only 3 months (most successful pivots took >6 months to validate)
rules/lean-the-build-measure-learn-loop.md
---
title: "The Build-Measure-Learn Loop"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: build, entrepreneurship, learn, loop, marketing, measure, quantitative
---
The core process for validated learning through rapid iteration.
```
Build → Measure → Learn → Pivot/Persevere Decision → [Repeat]
```
Each cycle completes with real customer feedback, answering: "What did we learn about customer assumptions?"
rules/pitch-business-plan-structure-for-operations-and-team.md
---
title: "Business Plan Structure (for operations and team)"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: business, entrepreneurship, frameworks, leadership, marketing, operations, plan, quantitative
---
**1. Executive Summary (1 page)**
- Problem: Customer pain point (quantified)
- Solution: Your unique approach
- Market size: TAM estimate
- Business model: How you make money
- Traction: Early validation
- Ask: Funding needed and use
**2. Problem Statement (2-3 pages)**
- Who has the problem? Target segment
- What is the problem? Specific pain point
- How big? Quantify impact (time, cost, opportunity)
- Current solutions? Why inadequate?
Example: (Poor) "Healthcare is broken"
Example: (Good) "Emergency rooms waste 6.5 hours per patient on admin paperwork, costing hospitals $2.5M annually per facility, delaying care"
**3. Solution (2-3 pages)**
- Product features and how they solve problem
- Unique value proposition
- Market differentiation: Barriers to competition
- Product roadmap: 12-24 month vision
**4. Market Opportunity (2 pages)**
- TAM (total addressable market): Total opportunity
- SAM (serviceable addressable market): Segment you can reach
- SOM (serviceable obtainable market): Share you can realistically capture
**Top-down approach:** Total market size from industry research (often overestimates)
**Bottom-up approach:** Customers you can reach × price you can charge (conservative)
**5. Business Model (1 page)**
- Who pays? End user, enterprise, or indirect
- Pricing model? Per seat, per transaction, subscription
- Unit economics at scale
- Target margins
**6. Go-to-Market Strategy (1-2 pages)**
- Sales model: Direct, self-serve, marketplace, partnerships
- Customer acquisition strategy by channel
- Timeline to first revenue
**7. Traction (1 page)**
Strongest signals in order:
1. Paying customers (most credible)
2. Pilot/trial agreements
3. User engagement metrics
4. Pre-orders or letters of intent
5. Team hires
6. Partnership agreements
**8. Financial Projections (3-5 pages)**
- 3-5 year revenue projections
- Expense forecast
- Break-even analysis
- Sensitivity to key assumptions
**9. Team (1 page)**
- Founder bios and relevant experience
- Key hires and hiring plan
- Board members and advisors
- Team gaps acknowledged
**10. Use of Funds (1 page)**
- Capital allocation (product, sales, operations)
- Timeline
- Expected milestone per dollar allocation
rules/pitch-financial-projections-in-detail.md
---
title: "Financial Projections in Detail"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: detail, finance, financial, frameworks, marketing, projections, strategy, technology
---
**Revenue projections (3-5 years):**
Components:
1. Unit sales forecast: Number of customers/units sold per period
2. Price per unit: Based on research and competitive analysis
3. Revenue: Unit sales × price
Example B2B SaaS growth pattern:
- Year 1: 200-300% growth
- Year 2: 100-150% growth
- Year 3: 50-100% growth
- Year 3+: 30-50% (maturity)
**Expense projections:**
- COGS (cost of goods sold): Direct costs to deliver product
- Sales & Marketing: Customer acquisition and demand generation
- Engineering: Product development salaries
- Operations: Admin, finance, legal overhead
**Margin trajectory:**
- Year 1: Often negative (investment phase)
- Year 2-3: Approach breakeven
- Year 3+: 40-60% gross margin, 20-40% operating margin
**Key insight:** Investors focus on unit economics more than total revenue. If you can't demonstrate efficient growth, scale won't save you.
---
rules/pitch-pitch-deck-design-for-investors.md
---
title: "Pitch Deck Design (for investors)"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: deck, design, frameworks, investors, marketing, pitch, technology
---
**Core structure (10-12 slides):**
1. **Cover**: Company name, tagline, founder, date
2. **Problem**: Customer pain point with data/stories
3. **Solution**: Product and key benefits
4. **Market**: TAM, SAM, SOM with methodology
5. **Business Model**: How you make money + unit economics
6. **Traction**: Users, revenue, growth metrics, partnerships
7. **Competitive Landscape**: Existing solutions, your differentiation, defensibility
8. **Go-to-Market**: Customer acquisition strategy and sales cycle
9. **Team**: Founders, key members, relevant experience
10. **Financials**: 3-5 year revenue projections, path to profitability
11. **The Ask**: Funding amount, use of proceeds, valuation
12. **Contact**: Clear call to action, email, LinkedIn
**Design best practices:**
- One idea per slide
- 3-5 bullet points maximum
- Minimal text; narrative in your voice
- Large font (minimum 18pt)
- Consistent color palette (3-4 colors)
- Data visualization (charts > tables)
- Professional fonts
- Avoid clutter
rules/pitch-pitch-narrative-5-minute-verbal-pitch.md
---
title: "Pitch Narrative (5-minute verbal pitch)"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: marketing, minute, narrative, pitch, quantitative, technology, verbal
---
**Act 1: Problem (1 minute)**
- Paint concrete customer scenario
- Quantify problem impact
- Show customer frustration
**Act 2: Solution (2 minutes)**
- Describe your approach
- Show key benefits
- Tell customer success story
**Act 3: Opportunity (1 minute)**
- Market size and growth rate
- Your target segment
- Market timing ("why now")
**Act 4: Ask (30 seconds)**
- Funding amount
- Use of proceeds
- Call to action
rules/pitch-storytelling-for-investors.md
---
title: "Storytelling for Investors"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: investors, storytelling
---
Investors invest in founders they believe will execute. Your story conveys:
**1. Founder-problem fit:**
- Why are you solving this?
- What personal experience shaped you?
- What unique insight do you have?
**2. Conviction and passion:**
- Do you genuinely care?
- Are you willing to sacrifice?
- Have you thought deeply about this space?
**3. Execution capability:**
- Have you built products, managed teams, sold before?
- What specific skills do you bring?
- Who else is on the team and what are their strengths?
**Compelling language:**
- ✓ "We reduce HR onboarding from 3 weeks to 3 days"
- ✗ "Our platform enables digital transformation"
- ✓ "We're 10x faster and 5x cheaper than legacy incumbents"
- ✗ "We're disrupting the industry"
rules/pmf-after-pmf-the-scaling-phase.md
---
title: "After PMF: The Scaling Phase"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: after, entrepreneurship, finance, leadership, phase, pmf, quantitative, scaling
---
**Shift to:**
- Stop changing core features: Your product resonates
- Expand marketing channels: With retention + word-of-mouth, paid marketing becomes efficient
- Hire to scale: Build sales, marketing, operations, engineering teams
- Raise growth capital: Investors back PMF signals
- Expand to adjacent segments: Apply solution to nearby customer types
**How to know you're ready to scale:**
- 30-day retention exceeds targets (40-50% consumer, 70%+ B2B)
- Word-of-mouth accounts for 20%+ of new customers
- CAC < LTV (with conservative estimates)
- Customer feedback consistent: Same problems solved, same benefits cited
- Tested 2-3 customer segments, found clear PMF in one
rules/pmf-before-pmf-the-search-phase.md
---
title: "Before PMF: The Search Phase"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: before, leadership, marketing, phase, pmf, search, technology
---
**Focus on:**
- Build for narrow segment: Solve one customer type's problem deeply
- Talk to users constantly: Understand workflow, pain points, workarounds
- Iterate on core features: Change what customers use most
- Track retention cohorts: Measure how monthly users behave over time
- Be willing to pivot: Wrong market assumptions require direction shift
**Metrics to obsess over:**
- Month-over-month retention
- Customer feedback consistency
- Whether customers would be "very disappointed" without your product
rules/pmf-clear-pmf-signals.md
---
title: "Clear PMF Signals"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: clear, pmf, signals
---
**High retention:** Cohort retention curves flatten at high levels (50%+ month-over-month for consumer, 70%+ for B2B). Repeat usage is the truest signal of value.
**Organic growth:** Referrals and word-of-mouth drive significant portion of new users. Growth outpaces marketing spend.
**Price inelasticity:** Customers don't leave when price rises. They've internalized value.
**Customer enthusiasm:** Users spontaneously mention product in conversations. Feel like evangelists.
**Low churn:** New cohorts retain similarly over time. You're keeping customers, not just acquiring.
**Qualitative feedback:** Consistent customer descriptions of solving painful problems.
**Predictable demand:** Sales pipeline predictable; customers seek you out.
rules/pmf-common-product-market-fit-mistakes.md
---
title: "Common Product-Market Fit Mistakes"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: common, fit, market, mistakes, product
---
**Mistaking traction for PMF:** Quick month-1 growth with flat month-2 indicates lack of retention.
**Ignoring churn:** Measuring new signups without retention. High churn destroys growth.
**Solving luxury problem:** Solution is nice but not essential. PMF requires weekly+ need.
**Being in love with solution:** You've built something elegant; customers want something different.
**Premature scaling:** Hire big sales team before retention is clear. Sales acquire customers who churn.
---
rules/pmf-the-sean-ellis-test.md
---
title: "The Sean Ellis Test"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: ellis, marketing, sean, test
---
"How would you feel if you could no longer use this product?"
- **Very disappointed (40%+)**: Strong PMF indicator
- **Somewhat disappointed**: Ambiguous; likely not yet at PMF
- **Not disappointed**: Product not compelling; major issues
This reveals whether customers see your product as essential (strong loss aversion) vs. casual interest.
rules/pmf-what-product-market-fit-actually-means.md
---
title: "What Product-Market Fit Actually Means"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: actually, fit, market, marketing, product, technology, what
---
Product-market fit (PMF) is when your product satisfies strong market demand. Customers request it before it's available and actively recommend it.
Before PMF: "thrashing"—constantly changing product, messaging, or target because nothing feels right. Growth is slow, churn is high, word-of-mouth is weak.
rules/principles-balance-ambition-with-realism.md
---
title: "Balance Ambition with Realism"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: ambition, balance, realism, technology
---
Dream big: Markets big enough to support billion-dollar businesses.
Ground in reality: Validate key assumptions before betting company on them.
Experienced founders acknowledge uncertainty while pursuing ambitious goals.
rules/principles-be-practical-and-founder-focused.md
---
title: "Be Practical and Founder-Focused"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: focused, founder, practical, technology
---
Advice should be executable immediately.
Acknowledge time constraints (founder bandwidth limited).
Focus on highest-impact activities.
Avoid perfectionism that delays learning.
rules/principles-discuss-common-failures-honestly.md
---
title: "Discuss Common Failures Honestly"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: common, discuss, entrepreneurship, failures, frameworks, honestly, technology
---
Share failure patterns without judgment.
Help entrepreneurs diagnose whether headed for trouble.
Pivot frameworks and walk-away decisions are valuable.
rules/principles-emphasize-testing-over-opinions.md
---
title: "Emphasize Testing Over Opinions"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: emphasize, marketing, opinions, over, quantitative, testing
---
Opinions are worthless without evidence.
Best founders are ruthless experimenters: Quick feedback loops beat lengthy deliberation.
Iterate based on customer actions, not words.
rules/principles-focus-on-unit-economics-foundation.md
---
title: "Focus on Unit Economics Foundation"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: economics, entrepreneurship, focus, foundation, frameworks, technology, unit
---
A leaky unit economy won't fix itself at scale.
Fix unit economics before scaling distribution.
Sustainable business requires defensible model.
rules/principles-key-frameworks-to-master.md
---
title: "Key Frameworks to Master"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: entrepreneurship, frameworks, key, master
---
**Problem Validation → Solution Validation → Market Validation → Business Model Validation**
**MVP → Measure → Learn → Pivot/Persevere**
**CAC + LTV → Unit Economics → Scalability Decision**
**PMF Search Phase → PMF Achieved → Scaling Phase**
**Founder-Led → Sales-Led → Manager-Led Organization**
---
rules/scaling-blitzscaling-vs-sustainable-growth.md
---
title: "Blitzscaling vs. Sustainable Growth"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: blitzscaling, entrepreneurship, finance, growth, strategy, sustainable, technology
---
**Blitzscaling:**
- Extreme growth at cost of unit economics
- Acceptable when: Market is winner-take-most, first-mover advantage critical, capital available
- Risk: Burn rate unsustainable; may not find path to profitability
- Examples: Uber, Airbnb during growth phase
**Sustainable growth:**
- Maintain healthy unit economics while growing
- Preferred when: Unit economics challenging, capital limited, market not winner-take-most
- Risk: Competitors might outpace with more aggressive spending
- Examples: Stripe, Basecamp
**Decision factors:**
- Market timing and competitiveness
- Capital availability
- Founder comfort with risk
- Path to profitability
**Key insight:** Blitzscaling only works in winner-take-most markets (ride-sharing, social networks). Most B2B and niche markets require sustainable scaling.
rules/scaling-scaling-metrics-to-track-weekly.md
---
title: "Scaling Metrics to Track Weekly"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: entrepreneurship, marketing, metrics, quantitative, scaling, track, weekly
---
- **MoM revenue growth**: 5-15% month-over-month at scale
- **Churn**: Monthly/annual customer churn; <5% monthly for SaaS
- **CAC and LTV**: Track by channel and segment
- **Gross margin**: Should be stable or improving
- **Burn rate**: Should decrease per unit of growth
- **Runway**: Months of cash remaining; should exceed 12
- **Employee retention**: Should exceed 90% year-over-year
- **Revenue per employee**: Should increase with scale
rules/scaling-scaling-phases.md
---
title: "Scaling Phases"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: entrepreneurship, leadership, phases, scaling, technology
---
**Phase 1: Founder-led sales ($0-$500K annually)**
- Founders handle everything
- Decisions are fast
- Focus: Validate unit economics
When to raise: Only if needed to reach PMF
**Phase 2: Sales team building ($500K-$5M)**
- Hire VP Sales or Head of Sales
- Sales process becomes documented and repeatable
- Marketing emerges as function
- Operations becomes necessary
Growth expected: 3-5x year-over-year
**Phase 3: Scaling machine ($5M-$50M+)**
- Multiple departments: sales teams, marketing, product, engineering, finance, HR
- Founders shift from doing to directing
- Systems replace founder intuition
Growth expected: 2-3x annually (leverage increases team)
rules/scaling-the-founder-to-manager-transition.md
---
title: "The Founder-to-Manager Transition"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: founder, leadership, manager, operations, technology, transition
---
**The "40-person cliff":**
At ~40 employees, company needs professional management. Founder can no longer know everyone and maintain culture through osmosis. Must delegate and trust others.
**Challenges:**
- Founder identity often tied to "doing"
- Delegation feels like loss of control
- Quality execution may decrease initially
- Managing managers is particularly hard
**Founder team dynamics at scale:**
- Co-founder conflict increases (less joint decision-making, more hierarchical)
- Different founders suited for different phases
- Some founders want to build early; others want to scale later
rules/scaling-unit-economics-foundation-of-scaling.md
---
title: "Unit Economics: Foundation of Scaling"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: economics, entrepreneurship, foundation, frameworks, marketing, quantitative, scaling, technology
---
Before scaling, unit economics must work. Unit economics are costs and revenues per customer.
**CAC revisited:**
Track by channel. Organic CAC often lowest; paid ads highest.
**LTV:CAC ratio analysis:**
- 3:1 to 5:1: Ideal range (sustainable and scalable)
- <3:1: Unsustainable at scale
- >5:1: Might be underinvesting in growth
**Payback period:**
If monthly revenue is $200 and CAC is $2,000, payback is 10 months. Shorter is better.
**Gross margin trajectory:**
Early stage: Often negative (investment phase)
Growth: Improving toward 40-70%
Mature: 40-60% gross margin, 20-40% operating margin
**Critical insight:** A leaky unit economy won't fix itself at scale. Fix unit economics before scaling distribution.
rules/scaling-when-to-slow-down.md
---
title: "When to Slow Down"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: down, entrepreneurship, leadership, slow, technology, when
---
Not every startup should scale maximally fast. Sustainable growth often creates more value.
**Consider slowing if:**
- Unit economics degrading (CAC up, LTV down, churn up)
- Culture fraying (people leaving, engagement dropping)
- Burnout visible in founders and early employees
- Fundraising just to stay alive (not to fund clear strategy)
- Profitability visible and you're not interested in venture scale
---
rules/specialized-b-corporations-and-governance.md
---
title: "B-Corporations and Governance"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: corporations, governance, leadership, quantitative
---
**B-Corp certification requirements:**
- Score 80+ on B Impact Assessment
- Amend corporate documents to legally bind public benefit
- Report publicly on social/environmental performance annually
- Pay certification fee ($500-2000)
**B-Corp vs. traditional corporation:**
| Aspect | B-Corp | Traditional Corp |
|---|---|---|
| **Legal duty** | Shareholders AND public benefit | Shareholders only |
| **Accountability** | Customers, workers, community, environment | Shareholders only |
| **Reporting** | Public impact report annually | Financial statements only |
**Governance structures for impact:**
**Mission lock:** Board ensures mission protected through super-majority votes and dilution protection
**Multi-stakeholder governance:** Board represents founder, employees, customers, community
**Founder retention:** Protect through dual-class voting or controlled ownership
rules/specialized-bottom-of-pyramid-strategy.md
---
title: "Bottom-of-Pyramid Strategy"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: bottom, pyramid, strategy, technology
---
**Who is the BOP?**
4+ billion people living on <$2/day.
Characteristics: Limited formal income, limited access to services, limited education, high cash constraints.
**Market opportunity:**
Counter-intuitive: BOP is enormous market despite low per-capita income.
100M poor people × $1/year = $100M market
1B poor people × $1/year = $1B market
**Profitable businesses possible at ultra-low prices (C.K. Prahalad's Fortune at BOP insight).**
**BOP business model requirements:**
1. **Affordability:** Ultra-low cost structure
- Manufacturing: Simplify design, reduce materials, local production
- Distribution: Use existing networks (corner stores, mobile sales)
- Example: Tata Nano ($2K vs. $10K alternatives)
2. **Accessibility:** Physical, digital, literacy accessibility
- Example: M-Pesa SMS-based money transfer (no internet required)
3. **Local relevance:** Adapted to local needs, local supply chains, local employment
4. **Quality and safety:** Poor customers often get low quality; maintain standards
**Common pitfalls:**
- **Poverty porn:** Exploitative marketing damages dignity
- **Paternalism:** Deciding what poor people need without asking
- **Insufficient margins:** Pricing so low unit economics don't work
**Success requires:** Treat customers as dignified agents with agency AND maintain profitable unit economics at target price point.
rules/specialized-food-and-consumer-business-entrepreneurship.md
---
title: "Food and Consumer Business Entrepreneurship"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: business, consumer, entrepreneurship, food, operations, technology
---
Building food and consumer businesses is uniquely challenging. Unlike software (0 marginal cost), food has supply chain complexity, unit economics constraints, and cultural nuances.
**Food supply chain economics:**
- Farm: 10-15% of retail price
- Processing/packaging: 20-30%
- Distribution: 15-20%
- Retail margin: 20-30%
- Marketing/overhead: 10-15%
- Net profit: 5-10%
Many intermediaries; each takes cut. Small farms can't compete.
**Direct-to-Consumer (D2C) models:**
- Farm → Consumer (shortcutting middlemen)
- Farmer keeps retail margin; consumer pays less
- Advantages: Farmer earns more, consumer pays less, better quality
- Disadvantages: Higher CAC, inconsistent supply, logistics complex, scale limited
**Consumer Internet Dynamics:**
Network effects: More users → More value (Uber)
Chicken-egg problem: Need both sides simultaneously
High CAC: Must spend heavily on marketing
Winner-take-most: Scale = winner; others struggle
Unit economics critical: CAC vs. LTV
**D2C Examples:**
- **Warby Parker:** $95 frames, $25-50 CAC, $95 revenue. If 2-year replacement cycle = $70 LTV > 3x CAC. Viable.
- **Glossier:** Heavy influencer marketing, strong brand loyalty, repeat purchases
**Quick Commerce (Q-Commerce):**
- 30-60 minute delivery of everyday items
- Micro-fulfillment centers in neighborhoods
- High delivery cost ($3-5 per order)
- Unit economics: Impossible unless subsidized
- Lesson: Consumer internet with poor unit economics needs strong moat
**Creator Economy:**
Individuals build audience and monetize directly.
Monetization paths:
- Ads: Platform shows ads; creator shares revenue
- Direct support: Fans pay creator (Patreon, memberships)
- Sponsored content: Brands pay for promotion
- Affiliate marketing: Commission on sales
- Own products: Digital or physical products
**Economics:**
- 10K followers: $500-2K/month (not sustainable)
- 100K-500K followers: $10-50K/month (sustainable)
- 1M+ followers: $200K+/month (very lucrative)
Scale matters enormously. Early creators struggle; 100K+ followers unlock multiple revenue streams.
**Consumer behavior factors:**
- Rational vs. hedonic vs. ethical vs. social consumers
- Religion and tradition shape food markets
- Income levels drive price sensitivity
- Globalization: Global scale, local adaptation
- Health trends: Organic, plant-based, functional foods growing
**Scaling consumer startups:**
**Phase 1 (0-6 months):** MVP and market validation
- Build simple product
- Acquire early customers directly
- Iterate rapidly
**Phase 2 (6-18 months):** Product-market fit
- Refine product based on feedback
- Early marketing (content, social, partnerships)
- Build initial operations
**Phase 3 (18+ months):** Scaling
- Increase marketing spend (ads, influencers, partnerships)
- Expand distribution (new channels, geographies)
- Build team and operations
**Common mistakes:**
- Scaling prematurely (before unit economics work)
- Ignoring supply chain (assume you can fulfill at volume)
- Losing brand identity (trying to appeal to everyone)
- Underestimating operational complexity (not software-scale)
- Focusing only on acquisition (ignoring retention)
rules/specialized-impact-measurement.md
---
title: "Impact Measurement"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: finance, frameworks, impact, leadership, marketing, measurement, quantitative, technology
---
**Challenge:** Easy to measure outputs (people served, jobs created), hard to measure outcomes (lives changed).
**Impact metrics framework:**
- **Input:** Resources invested (capital, labor, hours trained)
- **Output:** Direct deliverables (students graduated, customers served, CO2 avoided)
- **Outcome:** Behavior/condition changes (income increase 30%, school enrollment sustained)
- **Impact:** Long-term systemic change (poverty reduction, environmental restoration)
**Theory of change:**
Articulate how your product creates impact. Test each link.
Example: Poor women lack capital → Provide loans → Women start businesses → Business generates income → Family income increases → Children attend school, health improves → Poverty cycle breaks
**Measuring rigorously:**
- Randomized control trial (gold standard): Compare treatment and control groups
- Quasi-experimental: Matched comparison groups, regression discontinuity
- Qualitative research: Customer interviews, story collection
- Cost-effectiveness: Impact per dollar spent
**Key insight:** Impact is not guaranteed from activity. Many microfinance programs discovered loans → consumption, not business → poverty reduction.
rules/specialized-microfinance-and-financial-inclusion.md
---
title: "Microfinance and Financial Inclusion"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: finance, financial, frameworks, inclusion, microfinance, technology
---
**Microfinance definition:**
Small loans ($100-1,000) to poor entrepreneurs lacking collateral or credit history.
**Problem:** Banks can't profitably serve poor (transaction too small, collateral unavailable, administrative costs high).
**Solution:** New organizational models make lending profitable at small scale.
**Microfinance models:**
**Grameen Bank (Bangladesh):**
- Group lending: 5-8 borrowers guarantee each other
- Peer pressure + social ties reduce default
- Women-focused (better repayment rates, family impact)
- ~250M borrowers globally, >95% repayment rate
**Village Savings and Loan Groups (VSLA):**
- Members pool savings, lend to each other
- Low cost (members administer)
- Strong social bonds ensure repayment
**Mobile money (M-Pesa):**
- SMS-based money transfer
- Reduces transaction costs
- Enables lending without physical branches
**Impact questions:**
- Does it reduce poverty? Evidence mixed; depends on loan use
- Does it empower women? Better outcomes for women than men
- Is it sustainable? High interest rates (30-50%) needed; borrowers struggle at high rates
**Financial inclusion beyond microcredit:**
- Digital finance: Mobile money, digital lending, insurance
- Savings mechanisms: Formal savings accounts, microsavings
- Credit scoring: Alternative signals (payment history, mobile data, social connections)
---
rules/specialized-social-entrepreneurship.md
---
title: "Social Entrepreneurship"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: entrepreneurship, finance, frameworks, quantitative, social, technology
---
Social enterprises generate social or environmental impact alongside financial returns.
**Hybrid business models:**
Balance social impact with financial sustainability.
Model spectrum:
- **Nonprofit+ (limited):** Traditional nonprofit with earned revenue stream
- **Social purpose corporation:** For-profit with social mission embedded in governance
- **Benefit corporation (B-Corp):** Certified for social/environmental standards
- **Traditional for-profit with CSR:** Social impact secondary to profit
**Blended value:** Financial return + social impact + environmental benefit
**Revenue model types:**
1. **Subsidized model:** Cheap/free services funded by grants, donors, or cross-subsidization
- Example: Aravind Eye Hospital ($4 surgery in India, $500+ in US)
2. **Fee-for-service:** Customers pay sustainable price
- Example: TOMS Shoes
3. **Marketplace:** Connect sellers to buyers, take commission
- Example: Fair-trade platforms
4. **Franchise:** Replicate model through franchisees
- Example: Planet Finance (microfinance franchises)
5. **Technology-enabled:** Technology reduces delivery cost enabling low pricing
- Example: M-Pesa (mobile money)
**Best social enterprises generate revenue from customers served, not primarily from grants. Sustainability requires customer accountability.**
rules/vc-exit-strategies-how-vcs-get-returns.md
---
title: "Exit Strategies (how VCs get returns)"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: entrepreneurship, exit, get, how, strategies, vcs
---
**IPO (Initial Public Offering):** Company goes public, VCs liquidate holdings
Pros: Large potential returns, liquidity
Cons: Expensive (legal, audit, compliance), public scrutiny, limited access (only largest companies)
Most VC-backed companies don't IPO. It's expensive and rare.
**Acquisition:** Another company buys the company (typical exit)
Strategic acquisition: Buyer is in industry
Financial acquisition: Private equity or financial buyer
Typical range: $100M-$500M+
**Secondary sale:** Earlier investors sell stakes to later-stage investors or PE firms
Less common than IPO or acquisition; increasingly popular
**Failure:** Company shuts down, creditors first, then preferential shareholders, then common (often $0)
---
rules/vc-gp-lp-dynamics.md
---
title: "GP-LP Dynamics"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: dynamics, finance, quantitative, technology
---
**GPs (General Partners):** Manage fund, raise capital, identify investments, sit on boards, shepherd toward exits.
**LPs (Limited Partners):** Commit capital but have limited input on investments.
**Management fee:** Typically 2% of fund size annually (covers operations)
- $100M fund charges $2M/year for salaries, office, etc.
**Carried interest:** GPs keep 20% (sometimes 10-30%) of profits from exits
- Aligns GP incentives with LP returns
- Example: Fund invests $5M in Company X. At exit, company worth $300M. Investors' $5M became $15M. GPs keep 20% of $10M profit = $2M. LPs get $8M profit.
**This structure explains VC behavior:**
- Chase big wins (only way to return fund)
- May be aggressive with governance (pressure for growth)
- Lose money on most bets; winners must be huge
rules/vc-investment-thesis-and-due-diligence.md
---
title: "Investment Thesis and Due Diligence"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: diligence, due, entrepreneurship, investment, operations, technology, thesis
---
**Investment thesis:** VC's conviction about a market
- Example: "We believe AI will power supply chain optimization"
- A strong thesis identifies a trend, is specific, has conviction, shapes decision-making
**Due diligence investigation covers:**
1. **Product**: Does it work? Is it differentiated? Solving real customer problem?
2. **Team**: Relevant experience? Launched/scaled before? Work well together?
3. **Market**: Big enough? How many potential customers? TAM realistic?
4. **Competition**: Who are competitors? Can you win despite competition?
5. **Business model**: Unit economics work? Customer profitability path?
6. **Financials**: Capital needed? Path to profitability? Sustainable burn?
**Key insight:** Good VCs distinguish between pitch (what founders say) and truth (what data shows). Validating 0.1% market capture beats "we're targeting $1T TAM."
rules/vc-investment-types-by-stage.md
---
title: "Investment Types by Stage"
impact: HIGH
impactDescription: "Important concept frequently tested in cases"
tags: entrepreneurship, investment, quantitative, stage, types
---
**Seed stage ($500K-$2M):** Early validation, MVP building
- VCs: Seed-focused funds, angels, accelerators
- Checks: $100K-$500K
- Thesis-driven, faster decisions
**Series A ($2M-$20M):** Proven traction, scaling operations
- VCs: Growth-focused funds
- Checks: $1M-$10M+
- Due diligence intensive
**Series B ($10M-$50M):** Expanding team, entering new markets
- VCs: Larger funds, growth investors
- Checks: $5M-$20M+
**Series C+ ($50M+):** Scaling or preparing for exit
- VCs: Late-stage investors, PE firms
- Checks: $10M-$100M+
rules/vc-term-sheet-terms-and-negotiation.md
---
title: "Term Sheet Terms and Negotiation"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: frameworks, negotiation, sheet, term, terms, valuation
---
A term sheet outlines investment terms. It's not binding (except confidentiality) but establishes framework for legal documents.
**Key terms:**
**Price per share:** Valuation for investor. Company with 10M shares at $10/share = $100M post-money valuation.
**Liquidation preference:** If company sells for less than VC invested, who gets paid first?
- **1x non-participating (founder-friendly)**: Investor gets $X back OR their equity stake (whichever is greater)
- **2x participating (investor-friendly)**: Investor gets $X back PLUS their equity percentage of remaining proceeds
**Board representation:** How many board seats for VC? Series A typically: 1 investor seat + 1 founder seat + 1 independent = 3 total.
**Information rights:** VC receives quarterly financials, annual budget, can attend board meetings.
**Anti-dilution provisions:** If next round has lower valuation, existing investor's share adjusts up automatically
- **Broad-based weighted average**: Harsh for founders
- **Narrow-based**: More founder-friendly
**Participation rights:** Can investor buy more shares in next round to maintain ownership?
**Drag-along rights:** If majority shareholders sell, can VC force minority to sell?
**Tag-along rights:** If others sell, can VC sell along?
**Founder negotiation leverage:**
- Strong team, traction = higher leverage
- Multiple interested investors = higher leverage
- Weak team, no interest = low leverage
rules/vc-valuation-at-different-stages.md
---
title: "Valuation at Different Stages"
impact: CRITICAL
impactDescription: "Core MBA framework, foundational to domain"
tags: different, finance, leadership, operations, stages, technology, valuation
---
**Seed stage:** $500K-$5M valuation
- Based on: Team quality, problem size, market potential
- Little financial data
**Series A:** $5M-$50M (usually)
- Based on: Early traction (users, revenue), team, market opportunity
**Series B+:** $50M-$1B+
- Based on: Revenue growth, unit economics, market traction, path to profitability
**Valuation methods:**
**Comparable company analysis:** What did similar companies raise at?
**Discounted cash flow (DCF):** Project future cash flows, discount to present value. Works for mature companies; hard for startups with no revenue.
**Revenue multiple method:** If company has revenue, apply industry multiple. B2B SaaS: 5-10x ARR (annual recurring revenue).
**Market size and share method:** TAM × desired market share × profit margin = company value. Aspirational and uncertain.
**The 10x rule:** VCs invest at 1/10th of expected exit valuation
- If VC expects $500M exit in 5 years, they'll invest at $50M valuation (10x return)
- This explains sharply rising valuations
rules/vc-vc-fund-mechanics.md
---
title: "VC Fund Mechanics"
impact: MEDIUM
impactDescription: "Supporting concept that enhances domain understanding"
tags: entrepreneurship, finance, fund, leadership, mechanics, technology
---
A venture capital fund is a pool of capital from investors (LPs), managed by a team (GPs), invested in startups over 10+ years.
**Fund lifecycle:**
**Fundraising (Year 1):** GPs pitch their investment thesis to institutional investors (pension funds, endowments, family offices, insurance companies). A first-time manager might raise $20M; a successful manager might raise $200M+.
**Deployment (Years 2-5):** GPs invest in startups. A $100M fund might invest in 15-30 companies (average $3-7M per investment).
**Harvest (Years 6-10):** Startups mature and exit (sale or IPO). GPs distribute proceeds back to LPs.
**Typical fund math:**
- Raise $100M from LPs
- Invest in 20 companies over 5 years
- 70% fail or return capital (loss)
- 20% return 2-5x (good)
- 10% return 10-100x (winner)
- Portfolio average return: 3-5x
- Net to LPs (after fees/carry): 2-3x
This explains the 10-year horizon and high return requirements. Venture returns are skewed: a few massive winners subsidize many losses.
SKILL.md
---
name: entrepreneurship
description: >-
Use this skill whenever the user asks about startups, entrepreneurship, venture capital, funding, seed funding, Series A, scaling, startup strategy, business models, market validation, product-market fit, fundraising, pitch decks, investor relations, growth strategy, early-stage companies, startup operations, exit strategy, lean startup, social entrepreneurship, or startup failure patterns.
license: MIT
metadata:
author: ISB-Knowledge-Repository
version: "1.0.0"
---
# ISB Entrepreneurship
Compact router for isb entrepreneurship domain knowledge. Scan the priority table below, then load specific rule files from `rules/` as needed.
## Priority Table
| Priority | Section | Files | Key Concepts |
|----------|---------|-------|-------------|
| MEDIUM | Startup Foundations & Mindset | 1 | What Defines a Startup |
| MEDIUM | Lean Startup Methodology | 8 | Build Phase: Creating the MVP, Continuous Deployment and Learning Accel, Customer Development Stages |
| CRITICAL | Product-Market Fit | 6 | After PMF: The Scaling Phase, Before PMF: The Search Phase, Clear PMF Signals |
| HIGH | Business Models & Monetization | 3 | Business Model Definition and Types, The 3x Rule for Sustainable Growth, Unit Economics: The Foundation |
| CRITICAL | Business Planning & Pitch Decks | 5 | Business Plan Structure (for operations , Financial Projections in Detail, Pitch Deck Design (for investors) |
| CRITICAL | Venture Capital & Fundraising | 7 | Exit Strategies (how VCs get returns), GP-LP Dynamics, Investment Thesis and Due Diligence |
| CRITICAL | Startup Finance | 7 | Cap Tables and Ownership, Dilution Mechanics, Down Rounds |
| HIGH | Scaling a Startup | 6 | Blitzscaling vs. Sustainable Growth, Scaling Metrics to Track Weekly, Scaling Phases |
| MEDIUM | Startup Failure Patterns | 5 | Common Pivot Types, Early Warning Signs, The Pivot Framework |
| HIGH | Specialized Entrepreneurship Topics | 6 | B-Corporations and Governance, Bottom-of-Pyramid Strategy, Food and Consumer Business Entrepreneurs |
| HIGH | Operating Principles for Entrepreneurs | 6 | Balance Ambition with Realism, Be Practical and Founder-Focused, Discuss Common Failures Honestly |
## Quick Reference by Category
### Startup Foundations & Mindset (`foundations-*`)
- [[rules/foundations-what-defines-a-startup.md|What Defines a Startup]]
### Lean Startup Methodology (`lean-*`)
- [[rules/lean-build-phase-creating-the-mvp.md|Build Phase: Creating the MVP]]
- [[rules/lean-continuous-deployment-and-learning-acceleration.md|Continuous Deployment and Learning Acceleration]]
- [[rules/lean-customer-development-stages.md|Customer Development Stages]]
- [[rules/lean-innovation-accounting.md|Innovation Accounting]]
- [[rules/lean-learn-phase-insights-and-hypotheses.md|Learn Phase: Insights and Hypotheses]]
- [[rules/lean-measure-phase-actionable-metrics.md|Measure Phase: Actionable Metrics]]
- [[rules/lean-pivot-vs-persevere-framework.md|Pivot vs. Persevere Framework]]
- [[rules/lean-the-build-measure-learn-loop.md|The Build-Measure-Learn Loop]]
### Product-Market Fit (`pmf-*`)
- [[rules/pmf-after-pmf-the-scaling-phase.md|After PMF: The Scaling Phase]]
- [[rules/pmf-before-pmf-the-search-phase.md|Before PMF: The Search Phase]]
- [[rules/pmf-clear-pmf-signals.md|Clear PMF Signals]]
- [[rules/pmf-common-product-market-fit-mistakes.md|Common Product-Market Fit Mistakes]]
- [[rules/pmf-the-sean-ellis-test.md|The Sean Ellis Test]]
- [[rules/pmf-what-product-market-fit-actually-means.md|What Product-Market Fit Actually Means]]
### Business Models & Monetization (`bizmodel-*`)
- [[rules/bizmodel-business-model-definition-and-types.md|Business Model Definition and Types]]
- [[rules/bizmodel-the-3x-rule-for-sustainable-growth.md|The 3x Rule for Sustainable Growth]]
- [[rules/bizmodel-unit-economics-the-foundation.md|Unit Economics: The Foundation]]
### Business Planning & Pitch Decks (`pitch-*`)
- [[rules/pitch-business-plan-structure-for-operations-and-team.md|Business Plan Structure (for operations and team)]]
- [[rules/pitch-financial-projections-in-detail.md|Financial Projections in Detail]]
- [[rules/pitch-pitch-deck-design-for-investors.md|Pitch Deck Design (for investors)]]
- [[rules/pitch-pitch-narrative-5-minute-verbal-pitch.md|Pitch Narrative (5-minute verbal pitch)]]
- [[rules/pitch-storytelling-for-investors.md|Storytelling for Investors]]
### Venture Capital & Fundraising (`vc-*`)
- [[rules/vc-exit-strategies-how-vcs-get-returns.md|Exit Strategies (how VCs get returns)]]
- [[rules/vc-gp-lp-dynamics.md|GP-LP Dynamics]]
- [[rules/vc-investment-thesis-and-due-diligence.md|Investment Thesis and Due Diligence]]
- [[rules/vc-investment-types-by-stage.md|Investment Types by Stage]]
- [[rules/vc-term-sheet-terms-and-negotiation.md|Term Sheet Terms and Negotiation]]
- [[rules/vc-valuation-at-different-stages.md|Valuation at Different Stages]]
- [[rules/vc-vc-fund-mechanics.md|VC Fund Mechanics]]
### Startup Finance (`finance-*`)
- [[rules/finance-cap-tables-and-ownership.md|Cap Tables and Ownership]]
- [[rules/finance-dilution-mechanics.md|Dilution Mechanics]]
- [[rules/finance-down-rounds.md|Down Rounds]]
- [[rules/finance-employee-equity-and-vesting.md|Employee Equity and Vesting]]
- [[rules/finance-failed-vs-successful-exits.md|Failed vs. Successful Exits]]
- [[rules/finance-fundraising-instruments.md|Fundraising Instruments]]
- [[rules/finance-liquidation-preferences-in-exit-scenarios.md|Liquidation Preferences in Exit Scenarios]]
### Scaling a Startup (`scaling-*`)
- [[rules/scaling-blitzscaling-vs-sustainable-growth.md|Blitzscaling vs. Sustainable Growth]]
- [[rules/scaling-scaling-metrics-to-track-weekly.md|Scaling Metrics to Track Weekly]]
- [[rules/scaling-scaling-phases.md|Scaling Phases]]
- [[rules/scaling-the-founder-to-manager-transition.md|The Founder-to-Manager Transition]]
- [[rules/scaling-unit-economics-foundation-of-scaling.md|Unit Economics: Foundation of Scaling]]
- [[rules/scaling-when-to-slow-down.md|When to Slow Down]]
### Startup Failure Patterns (`failure-*`)
- [[rules/failure-common-pivot-types.md|Common Pivot Types]]
- [[rules/failure-early-warning-signs.md|Early Warning Signs]]
- [[rules/failure-the-pivot-framework.md|The Pivot Framework]]
- [[rules/failure-top-failure-reasons-research-based.md|Top Failure Reasons (Research-Based)]]
- [[rules/failure-when-to-shut-down.md|When to Shut Down]]
### Specialized Entrepreneurship Topics (`specialized-*`)
- [[rules/specialized-b-corporations-and-governance.md|B-Corporations and Governance]]
- [[rules/specialized-bottom-of-pyramid-strategy.md|Bottom-of-Pyramid Strategy]]
- [[rules/specialized-food-and-consumer-business-entrepreneurship.md|Food and Consumer Business Entrepreneurship]]
- [[rules/specialized-impact-measurement.md|Impact Measurement]]
- [[rules/specialized-microfinance-and-financial-inclusion.md|Microfinance and Financial Inclusion]]
- [[rules/specialized-social-entrepreneurship.md|Social Entrepreneurship]]
### Operating Principles for Entrepreneurs (`principles-*`)
- [[rules/principles-balance-ambition-with-realism.md|Balance Ambition with Realism]]
- [[rules/principles-be-practical-and-founder-focused.md|Be Practical and Founder-Focused]]
- [[rules/principles-discuss-common-failures-honestly.md|Discuss Common Failures Honestly]]
- [[rules/principles-emphasize-testing-over-opinions.md|Emphasize Testing Over Opinions]]
- [[rules/principles-focus-on-unit-economics-foundation.md|Focus on Unit Economics Foundation]]
- [[rules/principles-key-frameworks-to-master.md|Key Frameworks to Master]]
## Usage
1. **Scan this SKILL.md** to identify relevant sections
2. **Read `rules/_sections.md`** for the full index with impact levels
3. **Load specific rule files** from `rules/` directory as needed
4. Each rule file is self-contained with one concept, examples, and formulas