We've all seen people post what they think are disclaimers on their Facebook page. It usually starts with, "I grant no one permission"...blah, blah... Uh, no! It doesn't work that way. If you post it on FB, they own it. You agreed to it. Snapchat's term of use forbid placing yourself in danger. Linkedin will deep six you for lying about your job experience. Twitter reserves the right to give you the boot for tweeting a link to copyrighted material. If Instagram doesn't like your username, they'll make you change it. Click here for a list of more things you've agreed to & probably don't realize it.