> UNDELIVER*, RETURNED NETWORK MAIL,  UNABLE TO DELIVER*, DELIVERY REPORT*.
> Above all,  you want to make  sure that your forwarding  program does not
> send anything  when the return  path is  owner-xxxx, or many  list owners
> will get upset.  Even if the message  is filtered, they have  to read and
> discard it :-)
>
>   Eric
 
But some list owners might want such information, so they can change the
address on the list.  The point of such a notification is that the old
address will be valid for only a limited period of time.