I hope Ron doesn't mind me forwarding his response to my question about 
"undeliverable mail", since others are wondering about it, too... 

Ron wrote:
>      What you are seeing is the result of automation. Computers
>      automatically responding to conditions in the way that they are
>      instructed. It will be corrected.
>      One of our employees did not unsubscribe from the TechNet. His name
>      was removed from all but one of our post offices. As a result every
>      message that comes in will bounce back with the 'Undeliverable
>      Message' subject. I was also quite surprised when I came in this
>      morning and found all of these messages (59) in my in box. As system
>      administrator and postmaster I get copied on all of these 'problems'.
>      To the outside world it looks like I am sending all of this nonsense
>      around. ... Aren't computers great?! I apologize for the
>      inconvenience.

> Author:  Jack Olson <[log in to unmask]> at Internet
> Date:    7/11/96 8:52 PM
> CAN YOU LOOK AT THE FOLLOWING HEADER AND FIGURE OUT WHY I KEEP GETTING
> "UNDELIVERABLE MESSAGE"S?
> > User [log in to unmask] is not defined
> >            Original text follows
> > -----------------------------------------

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