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...