What 400 top founders taught me about growth. How 40 agencies executed it. Real tactics, real numbers, no fluff.
Because it was never published. Every tactic in this book came from a private conversation, a real campaign, a war-room debrief that stayed off the record. It exists here, and nowhere else.
The 40+ agencies in this book shared the strategies behind their biggest client wins. These are not blog posts. They are not case studies they put on their website. They shared them here, for the first time, because they trust the community Sam has built.
Generic growth advice does not apply to these industries. The rules are different. The buyers are different. The channels are different. Every case study in this book comes from someone who has actually built and scaled in these spaces, not someone writing about them from the outside.
In the age of AI, anyone can vibe code a product over a weekend. Coding is no longer the moat. The ability to build a lasting brand, earn real engagement, and own an audience is where the real value has shifted. That is what this book is about.
After 400+ interviews, the patterns are clear. This book distils them into a framework anyone can execute, from early traction to hypergrowth.
How the best founders found their first 1,000 customers and scaled to millions without burning budget.
The virality and retention mechanics hiding inside the fastest-growing products of the last decade.
Pricing moves, upsell sequences, and partnership plays that multiplied ARR without adding headcount.
How agencies turn founder ideas into scalable systems. Playbooks they have never shared publicly.
The geo and vertical expansion plays that unlocked new markets without rebuilding the product.
How the smartest brands built flywheels out of trust and turned their audience into distribution.
Serial entrepreneur, Web3 advisor, and host of Web3 with Sam Kamani. One of the world's most prolific founder interview podcasts with 400+ episodes.
Two successful exits. A TEDx talk. Author of The 30 Day Startup. Sam has spent years in the room with the founders building the next wave of tech. He is finally writing it all down.
What tactic moved the needle for your company or a client's? The best stories get featured in How They Grew. Sam reviews every submission personally.