Law - there is a law called the Children's Online Privacy Protection Act (COPPA) that requires websites made for children who are 13 years or young - or websites that are general audience sites and know that children under 13 will use them - to have your parent's permission to sign-up and use them.

Your parents should read the Privacy Policy to understand what kind of information the site will collect and what it might do with the information.
Examples of using the information:
  • target advertising to you
  • give your information to other companies

What you should know:
  • Anything you write on the Internet is public.
  • There is a record kept for anything you write, even if you delete it.
  • Never share your password with friends.