Things You'll Need
Instructions
Visit Microsoft's Xbox Live Web site; click "Join Now," click "Join for FREE," and then type in your email address.
Click "Next," enter your information into the "Enter your contact information" page, and then click "I Accept."
Follow the remainder of the onscreen instructions, and then turn on your Xbox 360 and use the same email address to sign in to the Xbox Live account you just created.
View your new gamer card by going to the "My Xbox" menu, selecting your account name, and pressing "Profile."
Make further modifications to the information displayed, if needed, by pressing "Edit Profile."