Originally Posted by
atnyc
He wanted more than just work on the headset. He rattled off a long list of "tune-up" he would do on the bike. (it's an older bike in good working condition but looks beat up... because it's old!)
I expect your version of "good working condition" does not coincide with a professional mechanic's opinion - your old and beat-up brakes could have worked fine for years but are about to fail, your transmission is probably pretty nasty - all "still working", probably somewhat sub-optimally.