Police say the suspect used a ring on his finger with a tomato soup barcode to surreptitiously scan expensive items at a fraction of the cost, including a $300 grill.
This reminded me of my very first job in which I learned that knowledge of the undocumented PLU codes on the cash register could be more powerful than the management key. Similar concept ha ha
This reminded me of my very first job in which I learned that knowledge of the undocumented PLU codes on the cash register could be more powerful than the management key. Similar concept ha ha