"Dear Cell Phone User" -Use liberally
Print them out.
Hand them out.
The original sizes I made fit nicely on 3x5 cards. If you want me to send you my files for these, shoot me a note. I may post the rest in flickr, but no guarantees I'll get to it, so if you want them just let me know.
or download pdf. here
(confession: I've only used them in social situations one time, but I carry them with me as part of my hipster pda)
found at cloudal partners