Originally Posted by Rather Dashing
I think Stan was originally based off the ads by a used car salesman in San Francisco. I don't remember where I read this, though, and I can't find it, so take that with a grain of salt.
That could well be true. Tim Schafer said he based Stan on used car salesmen in EDGE a few months back:
"I came up with Stan, the used-ship salesman - that was really fun, because Steve did this great animation for him, and I researched how used-car salesmen try to sell you things and pile on the options and stuff. It was great!"