On average, a person encounters about three salespersons in a day. Your phone will ring one sunny morning; a jovial salesperson is on the other end of the line selling you cruise vacation tickets. As you condition yourself for a relaxing nap, somebody begins knocking on your door, and when you open it, an insurance salesman is right at your face smiling his heart out. You try to sort out your emails before going to bed, and you noticed that half of them are pr