The idea "USP" is the brainchild of Rosser Reeves, once the chairman and main copywriter of the Ted Bates & Co. The next question had to do with what to do with the "C"s, "D"s, and "E"s. When you quit to think about it, the GM company model was created for mass manufacturing. https://babylionstore.com/8-concerns-on-investing-in-stock-advertising/