> >We have several "announcement" lists that are posted to only once a
> >week or so.   They have the default auto-delete value set
> >(yes,semi-auto,delay(4),max(100)), so the owners will receive back a
> >list of bad addresses being monitored. However, those addresses are
> >never deleted, and each weekly posting simply returns the same list of
> >monitored addresses.
> >
> >I think the problem is that the 4 day delay only works if there are
> >other postings within those four days.  If not, the monitored addresses
> >are cleared after 5 days, and each posting begins the monitoring
> >process over again.  Is this correct, or am I misunderstanding the
> >manual and monitoring message?
>
> That's correct.  What you might want to do is something like
>
> Auto-Delete= Yes,Full-Auto,Delay(25),Max(3)
>
> That way any address that generates three bounces over 25 days (a bit
> more than three weeks) will be deleted.

Passive probing is another way to go.  Something like

   Auto-Delete= Yes,Full-Auto,Delay(25),Max(3),Probe(10)