A machine-readable "Scannable" code consisting of an array of black and white squares, typically used for storing URLs or other information for reading by the camera on a smartphone."they were the first retailer here to offer QR codes in their advertising"
How cool are they?
Qr's can help bring you customers and bring you trackablity. You can not only count the amount scans you can see where they come from if you create it properly.
Want a custom one?
I will be happy to make a qr code full of color or even with your logo on it. Eye catching, functional marketing is a simple call away.
Try it for yourself.
Download a scanner, Scan the QR code. Magic.
You can download a scanner from your smart phones app store.
Just search "QR scanner" in your iTunes or Google Play store.