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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.
Group e-mail settings
Allows you to opt-out of group e-mails from privileged users. Note that site administrators are able to include you in mass e-mails even if you choose not to enable this feature, and the ability to opt-out may be removed by the administrator at any time.