In a hotel lobby, two QR Codes promote the same thing: a 10% discount on the breakfast buffet. One sits at eye level beside the elevator buttons, right where guests wait with their phones in hand. The ...

QR Codes are the same as bar codes on clothes, food and lots of other items we buy every day ... but with a twist. QR, or Quick Response, Codes direct smartphone users to a special offer or website ...

Perfect for weddings, events, or that holiday card with a Spotify playlist This article explains how to use custom QR code generators to make your own barcode on a smartphone, tablet, or computer. How ...

Barista receives a customer lining up to pay in a cafe's counter where a QR code information graphic is displayed. In a hotel lobby, two QR Codes promote the same thing: a 10% discount on the ...