Demo: Instant discounts with QR codes on receipts? Sign me up. Dylan Tweney. September 13, 2011 2:38 PM. I hate those printed coupons that come ...

The second service comes from Candr, a QR code company.It works similarly to the Vaccination Receipt to Wallet tool and uses your web browser to generate a code. It lets you save the QR code to Apple ...

Paying For Dinner With QR Code-Reading Smartphones As part of its new mobile payments pilot program, Bank of America is testing QR codes on receipts. Tipping may never be the same.

QR codes can be displayed at physical locations, added to receipts, or included in post-purchase communications. Review quantity and quality can enhance local search visibility.