Some people learn by observing. Others learn by doing. In sales, you learn from both. Learning on the job has always been part of the sales process. Reps need time to understand their product inside and out, which then allows them to develop their approach and learn how to build rapport with clients. Historically, this was called "learning on the road": hopping on calls with other reps, joining meetings with clients, and developing a sales style over time. However, just because it's always been that way, doesn't mean it always has to be...