As Postmaster for all LISTSERV lists at cpcug.org, I received two error messages today about two different subscribers to the same ISP. Good idea to delete both from all cpcug.org lists? Here's the first error message, edited: >Subject: Returned mail: Service unavailable >Auto-Submitted: auto-generated (failure) > > ----- The following addresses had permanent fatal errors ----- ><[log in to unmask]> > > ----- Transcript of session follows ----- >... while talking to mta3-mail.angelfire.com.: >...<<< 556 [SMTPD]: This account has temporarily exceeded its incoming quota >554 <[log in to unmask]>... Service unavailable >Message delivered to mailing list <[log in to unmask]> Karl