Ecommerce packing slip barcode setup for fulfillment checks

Packing slip barcodes can reduce fulfillment mistakes, but only when the scan step is tied to a real decision. I have seen stores print barcodes on every slip and still ship wrong items because the packer scanned the order once, then packed from memory. The barcode looked technical, but the workflow did not force a useful check. The setup I prefer starts with three scans: order barcode, item barc…