This reminds me of the retail chain Service Merchandise which apparently used to operate this way. You'd walk around the store looking at display products, pick

This reminds me of the retail chain Service Merchandise which apparently used to operate this way. You'd walk around the store looking at display products, pick things out on a sheet, and then they'd appear on a conveyor belt. https://en.wikipedia.org/wiki/Service_Merchandise https://en.wikipedia.org/wiki/Service_Merchandise I have never been to one because they went out of business decades ago.