Note 1: Your Display Name will be what other people will see if you decide to post messages in our forums or other places on our site. This is the only information that will be public and you can make it anything you wish. You can hide all other information in your profile.
Note 2: Your Username will initially be used for your Display Name. You can change your Display Name after you are logged in via Members –> View Profile in the menu at the top of the site.