2026 Add-Ons

Informed Delivery Mail.dat Mailer Guide

This is a mailer guide for creating campaigns via PostalOne! through Mail.dat eDoc submission.

Informed Delivery Mail.XML Mailer Guide

This is a guide for submitting campaigns to PostalOne! via Mail.

2025 Informed Delivery Promotion Technical Implementation-v4.3

This document outlines the technical requirements needed to successfully claim the Informed Delivery discount through PostalOne! eDoc.

Informed Delivery Saturation Campaign Mailer Guide

This guide outlines the requirements for participating in and submitting Saturation Campaigns via PostalOne! eDoc (Mail.dat) during the Informed Delivery Promotion. 

Informed Delivery Saturation Campaign eDoc Field Requirements

Informed Delivery Saturation eDoc Scenarios

This document contains scenarios for Saturation Campaign mailings.

Informed Delivery Mailer Onboarding Guide

This is the Mailer Onboarding Guide to assist in the initial set up to submit Informed Delivery Campaigns via eDoc in the CAT (Customer Acceptance Testing) environment.