 Rate a StartUp Zatista.com
roundsquare: Very dangerous.  The kind of "I might lose my job for spending too long on your site" dangerous.I'm curious, how did you market to artists?  You seem to have a lot of variety on your site so I'd like to know how you got so many artists to agree.Edit: I like the Art 101 section as well.  Especially this:
http://www.zatista.com/art101/getting_started/good_artEdit 2: On this http://www.zatista.com/art101/getting_started/hanging_artSome pictures might be helpful.