If you have noticed those square barcodes popping on business cards, magazines or else where, you may already know that they are a hot trend for 2011. How exactly does it translate into web design? Amazingly well, in fact.

short for Quick Response. Simply take a photo of the unique barcode with your camera phone. Like magic, your phone will call up the website associated with said barcode. The beautiful thing about QR is that you can use it in a myriad of ways. Feature your QR on your website, in order for site visitors to have a shortcut to your mobile site. You can also track your visitors through QR, by placing a special referral code on your URL. When you are leaving comments on sites such as this, use the QR as your avatar.