> As I recall, there are some also pathalogical cases involving the D.E.M.: > subscriber is auto-unsubscribed, but bounces continue to be monitored > because the delivery of previously generated list traffic is in-progress. > > Sometimes the original problem is cleared up, but the in-progress messages > are going to continue to bounce. User resubscribes but the > auto-unsubscribe counting is still taking place for those old in-progress > messages. Sure, but when the error count is 371 and the threshold is 50 (a recent case I had), I feel safe in presuming it's not just messages already in the queue. Also, the Error Monitor Report notifies you when someone is automatically deleted because of errors.