A QR Code (aka"Quick Response" code) is a mobile phone readable barcode that is widely used around the world. QR Code is the trademark for a type of matrix barcode or two-dimensional code.
QR Codes can be printed on cups, business cards, napkins - pretty much anything!
Anyone with a QR-enabled mobile phone or other camera-enabled mobile (most are already QR-enabled) can then swipe the image to send their mobile browser straight to your web site.
A company called Spoonflower ( they produce custom printed fabric) gave their staff a challenge to make a QR quilt - check it out here.
Here are 21 ways to use QR codes - We have picked our TOP 5:
Put a code on your business card containing all of your contact information
Put It On A T-Shirt
Then people get sent where you want them to go
Put It On Your Website Contact Us Page
People take a picture of your page on the screen, put you in their contact list
Put It On Your Instruction Sheet
People scan it to get step-by-step instructions
Put It In Print Ads
People scan to be taken to a specific landing page on your website