Most startups fail. But with the right approach to developing new business ideas, many of these failures could be avoided. At the core of every successful business is a product or service that people want. This book includes four methodologies that focus on learning what customers really want before building a product or trying to validate it. Learn what thousands of the top technology startups and some of the most disruptive innovation in history all have in common. This book includes case studies on how these four methodologies apply to the world's most successful and innovative companies like Netflix, Airbnb, Uber, Kraft, Salesforce, Facebook, Instagram, Skype, Twitter, and more.