Write nudgedepartment@NudgeMail.com if you want. Or montyzepler@NudgeMail.com. Perhaps the non-existent information_department@NudgeMail.com?
You can set a NudgeMail for a specific date by entering the Month (MM), day (DD), and year (YYYY) before your @NudgeMail.com – (e.g. August 20th, 2011 is written as 08202011@NudgeMail.com