"Profit First" by Mike Michalowicz is a specialized book that presents an innovative method for managing business finances. The author, known for his bestsellers like "The Pumpkin Plan" and "The Toilet Paper Entrepreneur," offers a simple yet effective solution for cash management in small businesses. Michalowicz turns the traditional formula for calculating profit on its head by suggesting that profit should be considered first. This approach aims to free entrepreneurs from the spiral of financial difficulties and help them achieve immediate profitability. By applying four fundamental principles and considering bank account balances, accounting is simplified, making the management of a profitable business easier. The book includes numerous case studies and practical advice, complemented by the author's characteristic humor.