At 08:15 04/14/2004 Wednesday, Kraly, Laura wrote:
 >I am sending mail to my Listserv List using a mailbox that can't be replied
 >to. Can I still automatically manage my subscriber list by creating a
 >setting so that e-mail addresses are taken off my list once a certain number
 >of undeliverable e-mails have been bounced back from them?

Yes.  This auto-delete= keyword is a frequent discussion topic here,
especially since it is NOT a magic bullet.

http://www.lsoft.com/manuals/1.8d/index.html
...
http://www.lsoft.com/manuals/1.8d/owner/appendb.html#keyAutoDelete