The 4-Hour Workweek by Timothy Ferriss is a game-changing book that challenges traditional notions of work and productivity. While not specifically focused on e-commerce, this book offers valuable insights and strategies for entrepreneurs looking to build businesses that provide freedom and flexibility. Ferriss shares his own experiences and provides practical advice on how to automate and outsource tasks, prioritize effectively, and create a lifestyle that allows for more leisure and fulfillment. For e-commerce entrepreneurs looking to build businesses that support their desired lifestyle, The 4-Hour Workweek is an inspiring and thought-provoking read.