Overview:
A user to be notified that an email message did not go through due to end user's email system marking the message as spam.

Entry:
*User sends email message.

Acceptance Criteria:
*IF I send an email message to a user who's email system marked my email as spam, I am notified that the email did not go through / get delivered (either via pop-up immediately or through email).
*IF I send an email message to a user who's email system marked my email as spam, this is also reflected in the communication history that it did not go through/was not delivered, and reasoning.

Exit:
*User gets notification that the email did not go through due being marked as spam.

Prerequisites:
*User is a current user of DMS or consuming application.