Theoretically, if you're going to sell something the most profit would fundamentally be made from products which had the least cost or value at the source. Whe

Theoretically, if you're going to sell something the most profit would fundamentally be made from products which had the least cost or value at the source. When the floor represented by underlying value is not very significant compared to retail price, then the sales bonanza should be expected to propagate further along a chain of middlemen, so more fun for more enthusiasts the more valueless you can get.