Angel in Hell
How to invest in a startup without losing everything
The first book written from an angel investor's perspective. Practical knowledge about investing in startups — from evaluating founders through due diligence to exit.
Three books on what actually matters: the unit economics of survival, the physics of momentum, and what it really means to back a founder with your own money.
How to invest in a startup without losing everything
The first book written from an angel investor's perspective. Practical knowledge about investing in startups — from evaluating founders through due diligence to exit.
Jak zainwestować w startup i nie stracić wszystkiego
Pierwsza polska książka napisana z perspektywy anioła biznesu. Ponad 200 stron praktycznej wiedzy o inwestowaniu w startupy.
The only metrics that determine whether your startup lives or dies
LTV and CAC. That's it. Everything else is noise. This book shows founders how to calculate, interpret, and act on the two numbers that every investor will ask about — before they ask.
How from 0 I co-founded companies worth more than 5 billion euros
Momentum is the one thing you can't buy or copy. You can build it — or lose it. This book shows how, through the story of building 10+ companies from scratch.
Jak budować startupy, które nie tracą impetu
Momentum to jedyna rzecz, której nie możesz kupić ani skopiować. Możesz ją zbudować — albo stracić. Ta książka pokazuje jak.