What is the most important precaution to take while using social networking sites like facebook?

Information you share:
You shouldn't worry to much about protecting your face, name, and contact info. The only thing you should worry about is your location. Block important information from people you don't know.

Account security:
Make sure to use 2 step authentication.

Pages that can be helpful:
https://www.facebook.com/safety
https://www.snapchat.com/safety
https://about.twitter.com/safety
https://help.instagram.com/377830165708421/

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