Originally Posted by
Phil_gretz
I don't understand this part. It's your bike. It's likely that you can readily learn to adjust your own derailleurs. It's a simple mechanical device, easily adjusted. It's not like you have to diagnose and reprogram an engine control module on a Lamborghini...
You must not get out much. There are people who take their bikes to the LBS for a flat.
Heck, there are people who ride multi-gear bikes but never change gears because it's too complicated. (I wish I were kidding, or engaging in hyperbole.)