10 Things You Should Know About FacebookDataThe Economist, points out that Facebook shares detailed customer data with some external sites.Personalized PagesYou ever wonder, how in the world does the Internet know I am looking for a black leather jacket. Well, Facebook is taking part, some select sites may access your information to personalize your experience as you arrive on their site.MoneyFacebook generates most of its revenue from targeted advertisements bases on users’ demography and interests, so the more data users share publicly the more money it can get from ads.Privacy SettingIn case it’s hard to discover, look for your privacy settings under the “Account” tab.Mark ZuckerbergMark Zuckerberg, Facebook co-founder and CEO, told TIME Magazine that most people want to share more about themselves online. He added that the way people think about privacy is changing a bit. Concluding, “what people want isn’t complete privacy. It isn’t that they want secrecy. It’s that they want control over what they share and what they don’t.”The Like ButtonThe use of the Like button allows Facebook to track people as they switch from certain websites, according to CNN.com. However, this only applies to the sites that use this feature.MarketersYour social activity on the site gives marketers permission to target you.New Privacy SettingsIn a gradual process, Facebook will soon be giving users more control over their information, according to the New York Times.Facebook PartnersFacebook's current partners are Microsoft Docs, Pandora and Yelp. Unless you turn the application off, these companies can obtain your information based on being partners with Facebook.ApplicationsAll your data is shared with applications that you install on Facebook.FacebookAfter a few weeks of politicians threatening to examine Facebook thoroughly and privacy activists calling for a formal investigation, Facebook finally made a few tweets with their privacy application that will user will see gradually change. Here are ten things you might not know about Facebook.