Book excerpt: The must-read summary of Bernhard Schroeder's book: "Fail Fast or Win Big: The Start-Up Plan for Starting Now". This complete summary of the ideas from Bernhard Schroeder's book "Fail Fast or Win Big" shows that the traditional approach to business plans used by entrepreneurs is outdated, as markets evolve too quickly nowadays. This means it is necessary to have a business plan that is being constantly adapted to suit the current market. The author explains the "LeanModel Framework", which is based on customer truth. This framework requires you to get feedback from customers in an ongoing cycle to avoid being left behind with an outdated business model. If you are an entrepreneur in the process of writing your business plan, this summary will give you all the information you need to adapt your approach and stay ahead of the game. Added-value of this summary: • Save time • Understand key concepts • Develop your business knowledge To learn more, read "Fail Fast or Win Big" and discover a new approach to writing your business plan; you'll never look back!