Date: Wed, 8 Dec 1999 13:58:27 -0800 (PST)
From: Mail System Internal Data <MAILER-DAEMON@polymail.calpoly.edu>
Subject: DON'T DELETE THIS MESSAGE -- FOLDER INTERNAL DATA
This text is part of the internal format of your mail folder, and is not
a real message. It is created automatically by the mail system software.
If deleted, important folder data will be lost, and it will be re-created
with the data reset to initial values.