— The "Wolf of Wall Street" himself breaks down his Straight Line persuasion system. For Closing & Negotiations:

— Popular in Russia, this book shares 45 hard-won principles from a top manager's career.

If you're looking to dive into sales or polish your existing skills, here are some of the most influential books on sales techniques. You can find many of these as e-books on platforms like Litres , or browse comprehensive lists and reviews on LiveLib . Top Recommendations for Sales Pros

— A must-read for anyone dealing with high-value contracts. It focuses on asking the right questions rather than just making a pitch.

— Challenges the idea of "win-win" and teaches how to negotiate from a position of strength.