If you are having trouble with your Informed Delivery Promotion discount not applying to postage, please utilize this checklist. The checklist can help you identify the why your discount may not be applying.
This document contains information pertaining to Mail.XML and the USPS PostalOne! Release 18.104.22.168 taking place in August 2021.
This document contains information pertaining to Mail.DAT and the USPS PostalOne! Release 22.214.171.124 taking place in August 2021.
This is the Mailer Onboarding Guide for Informed Delivery Campaigns. This covers how to set up a Business Customer Gateway (BCG) account and permit account for testing Mail.dat and Mail.XML eDoc submissions for creating Informed Delivery Campaigns to PostalOne!
Please note, that as of July 2019, all new BCG accounts will need to be verified and approved by the Help Desk before they can be used for testing.
This is a guide for submitting campaigns to PostalOne! via Mail.XML.
This is the mailer guide for creating campaigns via Mail.dat and submitting them to PostalOne! via eDoc submission.
This document is a comprehensive technical guide that outlines steps for exchanging electronic data with the PostalOne!® system using the Mail.dat® file format.