Informed Delivery Mail.dat Mailer Guide

This is the mailer guide for creating campaigns via Mail.dat and submitting them to PostalOne! via eDoc submission.

April 30, 2021

1-15-2020 - Mailer Guide updated with new legal terms and conditions.

4-16-2021 - Mail Guide updated with new Terms and Conditions as of 3-22-2021, new TEM environment information, Mail.dat release 21-1, and minor edits.

4-30-2021 - Guide updated with the new Terms and Conditions as of 4-23-2021.