Cool. I'm looking at expanding the id, such as into t-shirts, mugs, etc (I have a cafepress account on hold at www.cafepress.com/cynicalsigns that I can use for us and I'm looking at competitors as well).

Here's one idea:





First image is the typical "pocket" graphic, second one goes across the back of the shirt (shoulder to shoulder). People could write in their user name with a laundry pen to advertise.