A Complete Summary of The Lean Startup: How Today's Entrepreneurs Use Continuous Innovation to Create Radically Successful Businesses The Lean Startup is a book written by Eric Ries. In this book, the author explains that regardless of what may often seem to be true, it is very much possible to build a successful startup company. This book is a guide for all people who think that starting a business will lead to failure. Many startups do end in a...