The image you see to the left is a simple example of a Quick Response (QR) Code. A QR Code represent information the same way bar codes on packages do only they contain a lot more information.
Here is a list of the various things QR Codes can contain:
As you can see, it’s a very extensive list which can fulfill any particular need you may have in your advertising. QR Codes are showing up on everything from diapers to energy drinks. QR Codes gained acceptance in Japan over 10 years ago and are getting more and more popular here in the U.S.. They can even be customized with logos, colors, and special shapes as you can see in the QR Code image above.