Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the Postfix program at host tor-mta1.attcanada.ca.

I'm sorry to have to inform you that the message returned
below could not be delivered to one or more destinations.

For further assistance, please send mail to <postmaster>

If you do so, please include this problem report. You can
delete your own text from the message returned below.

                        The Postfix program

<address@hidden>: host 207.245.244.46[207.245.244.46] said: 550
    <address@hidden>... User unknown (in reply to RCPT TO command)

Reporting-MTA: dns; tor-mta1.attcanada.ca
Arrival-Date: Tue,  3 Jun 2003 12:57:38 -0400 (EDT)

Final-Recipient: rfc822; opart@netcom.ca
Action: failed
Status: 5.0.0
Diagnostic-Code: X-Postfix; host 207.245.244.46[207.245.244.46] said: 550
    <opart@netcom.ca>... User unknown (in reply to RCPT TO command)

--- Begin Message --- Subject: Approved Date: Tue, 3 Jun 2003 9:51:43 --0700

Please see the attached file.

"approved.pif
Description: Binary data

--- End Message ---