I sent out emails to my employers clients and the majority came back with this error:

550 relay not permitted

Can one of you computer gurus tell me what it means please and is there anything I can do to avoid getting that message?

Thank you!

Troubleshoot 550, 553, and relay-prohibited errors - Outlook - Microsoft Office (http://office.microsoft.com/en-us/outlook-help/troubleshoot-550-553-and-relay-prohibited-errors-HA001112833.aspx)

Thanks!

Maybe they don't care about u