Just ran across this on my REI events calendar. It's open to anyone should you be looking for additional bike maintenance instruction.
5/6/2009 7:00 PM
Bicycle Maintenance 101
If you ride a bicycle, then you need this class! REI bike techs will show you some easy ways to keep your road or mountain bike in good working order - how to lube a chain, fix a flat tire in record time, and make other minor adjustments to keep you safe on the roads and trails.
Wednesday, May 6th ~ College Park
* Location: REI College Park
* Contact: Barbara Ball at email@example.com
* Cost: Free
* Registration Required? No.
I went to one of these at the Fairfax REI about a year ago.
It was good but focused heavily on mountain bikes, not on road bikes, it was out in the middle of the store, which made it hard to hear, and there was no hands-on practice.
So worth what I paid (free), but not sure I'd do it again.