Have you heard of them? Do you know how to use them?
A QR code is a two dimensional graphic which can be read by a mobile phone and converted into a link to a web page.
5 Tips on how to use QR codes in a marketing campaign here
QR code technology is free to use. If you want to convert your web address to a QR code go to http://goo.gl, paste in your url and click on ‘shorten’. Copy the shortened code into the address bar, add ‘.qr’ to the end of the shortened code and press return. The result is your QR code.
It is important to have web pages which are built specifically for mobile devices, so as not to disappoint your users.