The original message was received at Sat, 3 Nov 2007 17:25:23 -0400 from etc114.neoplus.adsl.tpnet.pl [83.20.148.114] ----- The following addresses had permanent fatal errors ----- <squadmaximum@thedrillsquad.com> (reason: 550 Foo Unknown user) (expanded from: <squadmaximum@thedrillsquad.com>) ----- Transcript of session follows ----- ... while talking to mx1.ebit.ca.:

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DATA <<< 550 Foo Unknown user 550 5.1.1 <squadmaximum@thedrillsquad.com>... User unknown <<< 503 valid RCPT command must precede DATA