If you haven’t already seen an example of 2D bar codes on marketing pieces then you have to check this video out. Heck, even if you have it is interesting to explore the health club possibilities. This past year Esquire was the first big name in the US to use them and they did it not in ads but in creating an interactive element to their traditional magazine. I think it is fascinating. After you watch it let me know if your club is using this and, if so, how?