http://www.craigslist.org/eby/zip/167276190.html

Dang, there is a lot of free stuff in San Francisco! Just do a search on "Darkroom" in the classifieds and there are some amazing deals there!

Here's a sink for free
http://www.craigslist.org/sfc/zip/165911978.html

Other free stuff
http://www.craigslist.org/eby/zip/166698059.html