Spate of "returned" or rejected mail

[Sean_Kernan]

This is spam that someone is sending using my email. Do I just train this as spam?
and is there a way to stop them from doing this?
thanks

[Michael_Tsai]

@Sean_Kernan

This is spam that someone is sending using my email. Do I just train this as spam?

Yes. Also, you should make sure SpamSieve is setup to catch that type of spam.

@Sean_Kernan

and is there a way to stop them from doing this?

No.