GREENSBORO, N.C. — You see QR codes in restaurants, parking lots, and just recently on a flyer about pet microchips. The flyer is being reposted all over social media, even on the WFMY page, after ...
What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...