What Facebook knows about you everytime you visit:

• Your IP address
• Your location via GPS
• The type of browser you use
• The webpages you visit
• When and where you took the photos or videos you post

Anyone, including people off of Facebook, can see the following information about you:

• Name
• Profile photo
• Your network
• Your username

With your username, someone can find out:

• Your age range
• Your location
• Your gender