Our daughter (recent HS grad) received a letter today from Vector, a marketing company. They market knives from a company called Cutco. Apparently, people who work for them do telemarketing to generate leads, then make appointments to visit prospective customers to show and (if possible) sell knives. The student workers have to pay about $140 (as a deposit) for a sample set of knives that they show. The worker gets paid about $15-$18 per appointment they make, regardless of whether a sale occurs. If they do make a sale, they get a percentage as a commission. I have my suspicions,...