Sell Like the Best by Stephan Schiffman
Stephan Schiffman is one of the best sales trainers out there trained more than 500,000 in decades. Also he has written so many best seller books about sales and marketing. Sell Like the Best: Meeting Your Goal Is Easier Than It Looks! by Stephan Schiffman is one of the best among those books. What you will learn from that will worth million times more than $7 you pay for it.