The prices of used bikes at the LBS will make CL listings look like a bargain. My local Marty's has hatched this "Eco-Chic Bicycle Boutique" program where the convert low end bikes into hack job fixies or single speeds and sell them at ridiculous prices. I believe they are asking $325 each for these two monstrosities:

http://martysreliable.com/page.cfm?PageID=691


http://martysreliable.com/page.cfm?PageID=692