Not sure what a QR (Quick Response) code is?  The take a minute to watch this YouTube video.

This presentation can also help explain it:

I’ve been communicating with someone at the Ace Group and they developed a sample QR code for me that I have shared with our advertising agency.  Unfortunately, the agency doesn’t believe that QR codes will become very popular in the US for several reasons.  I disagree.  I can’t imagine how having an image of your brand that can be linked to web content could be anything but good…time will tell.