Service Merchandise used to do that too. You shopped in their showroom or from a catalogue and wrote down product numbers of the things you wanted to buy. The clerk got your items from the back room and you paid before got them.
“Service Merchandise” and LaBelle’s Catalog Stores
“...Service Merchandise used to do that too...”
For those of us, who grew up in Canada, the equivalent was Consumers’ Distributing. I remember that they got Shirley Jones to do a number of their advertisements when I was a kid.