"Way of the Wolf: Straight Line Selling" is a book written by Jordan Belfort, the infamous former stockbroker and motivational speaker. In this book, Belfort shares his proven sales system called the Straight Line Persuasion System, which he used to build his successful career on Wall Street. The book provides practical techniques and strategies for mastering the art of persuasion, influence, and success in sales. Belfort emphasizes the importance of building rapport, creating a sense of urgency, and effectively closing deals. It is a comprehensive guide for sales professionals and entrepreneurs looking to improve their sales skills and achieve greater success in their careers.