If you are a portrait photographer in the USA check out this new site called Flake Report. You can report a Flakey Model, & Photographer. You can also report GREAT ones also. This site is just starting out, consider joining, the more member the better the info will be.
Edit, it's not just for the US
Edited by Bilbo, 22 January 2013 - 23:54 .
"Don't argue with STUPID people, they will only bring you down to their level and win with experience"
"If you don't go after what you want, you'll never have it. If you don't ask, the answer is always no. If you don't step forward, you're always in the same place."