There was some news story a while back which claimed that the receipt checking was for the benefit of the consumer, but no: it’s mainly loss prevention. See htt

There was some news story a while back which claimed that the receipt checking was for the benefit of the consumer, but no: it’s mainly loss prevention. See https://www.businessinsider.com/why-costco-workers-check-receipt-2019-4 https://www.businessinsider.com/why-costco-workers-check-rec... for example.