Scenario: You are an account holder but you are not able to send email to a mailing list, even though the sending email address appears to match your primary email address.
Check the failure
This problem typically occurs when a member's company or email provider is using an email application called BATV that is supposed to help large organizations reduce their susceptibility to spam. BATV...
BATV is a scheme that uses PRVS or Simple Private Signature which is injected into the mail address to verify the identity of the sender. Our mailing list software does not support this variance