Originally posted by Captain Crunch
The other thing you can do if you are not getting a response is to direct his attention to this bike forum and any other forum or newsgroup that cyclists would be interested in. Tell him that if you don't get better service that you will post to all these forums to let everyone know about his business dealings.
That's the best bit of advice yet. I've been ripped off before, and it really annoys the living sh*t out of me. It sounds like the guy doesn't deserve to be in business.