Article · ~20 min read

The Growth Engine: Kickstarting & Scaling a Consumer Business (Step 6)

Lenny Rachitsky · Lenny's Newsletter Freemium Intermediate

Based on studying 100+ consumer companies, Lenny shows that lasting growth comes from becoming world-class at one growth engine, viral, SEO, or paid, rather than dabbling in all three.

  • Most successful startups run on a single dominant growth engine.
  • The three engines are viral/word-of-mouth, content/SEO, and paid.
  • Pick one and become world-class before layering on a second.

It answers 4 questions

  1. What is a growth loop and why is it better than a funnel?
  2. What are the 'four fits' I need before growth compounds?
  3. How should I set up a simple growth model or dashboard?
  4. Why did my marketing channel stop working after a few months?

Read with it

  1. Julian Shapiro's growth handbook frames brand and messaging as downstream of who you're for and what you replace, practical... julian.com Article · 20 min read Positioning (Startup Handbook: brand and marketing foundations) Julian Shapiro
  2. The canonical explanation of why linear funnels break and self-reinforcing growth loops compound, from the team that trains... Reforge Blog Article · ~15 min read Growth Loops Are the New Funnels Brian Balfour & Reforge team
  3. Lenny distills how the best product teams pick a single North Star that captures real customer value and drives the whole... Lenny's Newsletter Article · ~20 min read The North Star Playbook & Choosing Your Growth Metrics Lenny Rachitsky
  4. The most influential framework for why growth feels effortless for some companies and impossible for others; essential reading... brianbalfour.com Article · Multi-part essay series Four Fits for $100M+ Growth Brian Balfour
  5. The definitive explanation of why every marketing channel decays over time, from an a16z general partner who wrote 650+ essays... andrewchen.com Article · ~8 min read The Law of Shitty Clickthroughs Andrew Chen
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