But in many conditions, QR codes are just shortcuts to Web sites or apps. A fast-casual cafe may use QR codes to point out consumers its online menu, as an example, though a clinic may ask clients to scan a QR code and https://sairagmkk068112.blogscribble.com/29882099/the-single-best-strategy-to-use-for-qr-codes-that-don-t-expire