QR codes — or "Quick Response" codes — are square-shaped barcodes that can be scanned by mobile devices. They are used for a variety of applications, from pulling up a restaurant menu to directing ...

The QR code is having an extended moment, given that we’re all still wary of dealing with physical documents, touching surfaces, and generally interacting with the world at large. The switch to ...

Smartphones are everywhere. Mobile payments and location-based services are already drawing people to take out their phones while they’re out and about, and QR codes are another way your business can ...