There are approximately 12.2 million salespeople in the United States, that's about 1 out of every 23 people! Salespeople are everywhere, selling everything imaginable. Some are making a killing, but a greater percentage end up victims of the sales industry and their own mistakes. Some are normal bumps in the road toward success. Others are more damaging.

But many are fatal to a career. Duncan addresses these catastrophic mistakes with clarity and directness. Whether you're a seasoned sales professional or someone considering sales as a career, Duncan's wisdom can help you avoid errors in perception, practice, and performance that could not only kill a sale but also your career.