Using QR codes: After downloading one of many available QR code smartphone apps, here are some simple steps on how to use it. A wealth of information can be found through the little black-and-white boxes that make up a QR code. The only tool needed to access the information is a smartphone with a QR reader application.

Quick response codes are primarily used as media and marketing tools in the St. Cloud area, but the worldwide trend has been found everywhere, from menus to grave markers.

By Charly Haley as seen in sctimes.com