Your preferred username; punctuation is not allowed except for periods, hyphens, and underscores.

A valid e-mail address. All e-mails from the system will be sent to this address. The e-mail address is not made public and will only be used if you wish to receive a new password or wish to receive certain news or notifications by e-mail.

This is the name that will be associated with your profile here, and this is how you will be identified on the website. If you are a member of SSM (or any other message board where DAMM members might already know you) it's a good idea to use the same screen name here.