What are QR codes?
QR Codes are mobile phone readable bar codes.
They can take you to web pages, images, videos
If you don't already have one, you'll need to get
a QR code reader for your phone. Simply search
your app store and you'll find several free apps
available. You might try:
QR Code Reader
Once you have a QR reader on your phone, just
open the app and point it at the QR code.