> Is there anyway to subscribe multiple people at once, like from an excel
> spreadsheet.  I have a list of 15,000 I need subscribed to a list and
> don't have the time to enter them one by one.

List Owners Manual
http://www.lsoft.com/manuals/1.8e/owner/owner.html#_Toc9154226

This can also be done via the web interface 'Bulk Ops'. You could
experience 'time out' problems with this many subscribers though, so I
would do it via email. Also if you don't have the LISTSERV HPO option,
expect it to take awhile.