Read this article about a new feature that Facebook has in beta. If you value your privacy–even if you don’t have a Facebook account–it will scare you. http://slashdot.org/topic/cloud/facebooks-graph-search-kiss-your-privacy-goodbye/ As Jeff Cogswell, the author, recommends, try the three searches at the middle of the page https://www.facebook.com/about/graphsearch/privacy.
I don’t post much on Facebook, but I still don’t like it! Not one little bit.
Intentional Privacy 
Thanks a lot for sharing the link to a great article.
I don’t like Facebook either, so much so, I don’t have an account with them.
Gerald