If you use Social Plugins, Facebook SDKs, or operate a Platform app or website, you must follow our Statement of Rights and Responsibilities and these additional rules unless you have our written permission to do otherwise. [...] You may not use Facebook Platform to promote, or to export user data to, a product or service that replicates a core Facebook product or service without our permission. [...] You must not include data obtained from us in any search engine or directory without our written permission. (2013) source Unverified