In the FAQ, the questions that belong on Server Fault are defined as follows:
Please note that Server Fault is not for general computer troubleshooting questions; if you paid for that desktop hardware, and it's your personal workstation, it is unlikely that your question is appropriate for Server Fault.
What if the question applies to a work environment but is asked by a non-sysadmin. Should it be marked as "belongs-on-superuser" or reworded to apply to multiple users?
belongs-on-superuser
is useful in preparation for the new site, it'll make it easier to move when the time comes – dbr Jul 11 '09 at 21:31