The official make the difference blog

The next installment on the m0b1le.net website is the 2d barcode business card! simply click on the link, fill in your details and the site will create a unique 2d business barcode for you. Then print this on your business card and with the correct software on your phone, you scan the barcode and the image decodes and pre-populates your address book entry with the details supplied on the form. simply save this and you are ready to go!

This little trick saves huge amounts of time, and can be more accurate then simply typing it in by yourself.

Have a go and try it yourself!
http://www.2dbarco.de/index.php?template=2d-barcode-business-card