Millionaire Fastlane" by MJ DeMarco. This book is a personal finance and entrepreneurship book that discusses ways to build wealth and achieve financial independence. The core concept of the book revolves around the idea of creating wealth through entrepreneurship and building businesses that can generate income quickly, rather than relying on the traditional path of saving and investing over many years. DeMarco argues for a mindset shift away from the typical "slow lane" approach to wealth building and toward a more proactive and accelerated path. The book covers topics such as the importance of creating value, entrepreneurship, leveraging time and resources, and avoiding common pitfalls that can hinder financial success. Overall, it's a popular book among those interested in entrepreneurship and financial independence