Have you read the Terms and Conditions for Facebook? Before you start posting all of your photos, know that within the T&Cs, Facebook makes it clear that they reserve the right to use anything uploaded to Facebook on their pages, in their advertising, or anywhere else they think would be fun to use it. Carolyn Wright, an attorney who works with photographers, flagged this issue one on her blog.
Just be careful, people. I don’t post any personal photos to any service, because I want some amount of ownership and privacy.