Apple iPad For iOS 4.3 - Manual (Page 136)

You can also sign out and sign in to a different account, or create a new account.
Sign out: Tap the account banner, then tap Sign Out.
Sign in to a different account: Enter the username and password, then tap Sign In.
Create a new account: Tap Create New Account and follow the onscreen instructions.
Parental Controls
You can use parental controls to manage the way your family adds friends and joins
multiplayer games in Game Center.
Set up Game Center parental controls: Choose Settings > General > Restrictions, then
tap Enable Restrictions. Enter a four-digit passcode, then reenter the passcode.
You can enable restrictions for the following settings:
Multiplayer games Â
Adding friends Â
For more information, see “Restrictions” on page 158.
136 Chapter 20 Game Center