Unless we specifically request it (for example, in connection with a particular survey), we ask that you not send us, and you not disclose, any sensitive personal information (e.g., social security numbers, information related to racial or ethnic origin, political opinions, religion or other beliefs, health, biometrics or genetic characteristics, criminal background or trade union membership) on or through the Services or otherwise to us. Any requested information that includes sensitive information about health, political opinions, ethnicity, race, religion, sex life or sexual orientation can be left unanswered.