? How do Dixons and Tandy add value to the products that they sell, and, in doing so, what benefits are passed on to the consumer? Do high street consumer electronics stores offer better value for money than their mail-order counterparts? The raw price figures show that, obviously, the high street stores cost more than the mail-order stores, but are the benefits that the high street stores bring worth the extra price? I took the prices of five types of products, a large stereo, a portable system, a small television, a video recorder, and a co ....