Originally Posted by Naramie

That's called fraud. When people try to return products without a receipt they'll always get the lowest sales price not current msrp. ie. If the current price of a game is $60, but during Black Friday they sold it for $40 (lowest sales price). When you try to return it without a receipt they'll give you $40 credit for it.

Otherwise whenever there would be a sale at Walmart I'd buy all everything in their store, then come back two weeks later and return it for full msrp and become a rich. It doesn't work like that.