Back in December I was dumping scrap iron and a guy with a load of shopping carts and those big orange roller carts they have at home depot backed in to the right of me. They told him to stop unloading them and said they dont accept them here. as I was leaving another truck drove passed me with shopping carts. I worked at a grocery store for a long time. Shopping carts have "property of Store name" ingraved on the bottom back by the wheels. sometimes....