Answer: UPCS

AnswerCrossword Clue
UPCSMarket bars: Abbr.
UPCSScanned IDs
UPCSBars from the store?
UPCSScanned symbols, for short
UPCSShort lines at the checkout?
UPCSModern proofs-of-purchase, for short
UPCSFood pkg. markings
UPCSProofs of purchase, often: Abbr.
UPCSShort lines at a store: Abbr.
UPCSThey come in bars: Abbr.
UPCSScannable lines
UPCSMarket IDs
UPCSCheckers' bars
UPCSLines at Walmart?
UPCSBar IDs
UPCSLines at the checkout?
UPCSScanned bars, briefly
UPCSMerchandise IDs
UPCSSupermarket IDs
UPCSMarkings on mdse.
UPCSLines at the grocery store?
UPCSThey're scanned at the mkt.
UPCSSupermarket stripes: Abbr.
UPCSPkg. markings
UPCSBars on many bottles
UPCSLines on mdse.
UPCSLines at the register?
UPCSScanned bars
UPCSScanners' scannings
UPCSCheckout lines? (abbr.)
UPCSCheckout lines?