The Lean Startup by Eric Ries is a must-read for any business owner or aspiring entrepreneur. This book introduces the concept of lean startup methodology, which focuses on rapid experimentation, validated learning, and iterative product development. Ries shares valuable insights and practical advice on how to build a successful business by continuously testing and adapting your ideas. Whether you're launching a new startup or looking to innovate within an existing company, this book will help you navigate the challenges and maximize your chances of success.