User Guides
07/01/2012
Publication 407: Optional Procedure Mailing System (OPMS)

This document covers OPMS basics, mailer responsibilities and requirements, and the request process for OPMS.

User Guides
06/10/2012
A Guide to Customer/Supplier Agreements

This document provides guidance on how to create a Customer/Supplier Agreement (CSA), a written notice that confirms, for a commercial mailer, the Origin-Entry preparation requirements.

Quick Service Guides
11/01/2011
Customer-Supplier Agreement (CSA) Simplification Job Aid

The purpose of this document is to define the simplification changes to Customer/ Supplier Agreements (CSAs) effective November 6, 2011. As part of the ongoing simplification effort, CSAs have been modified to only contain the information necessary for First-Class separations.

User Guides
03/29/2009
New Address Requirements for Automation, Presorted, and Carrier Route Flat-Size Mail

The Postal Service adopts new address placement and formatting requirements for Periodicals, Standard Mail®, Bound Printed Matter, Media Mail®, and Library Mail flat-size pieces sent at automation, presorted, or carrier route prices. 

User Guides
02/19/2009
Intelligent Mail Move Update DVD User Guide

This document contains a user guide for Intelligent Mail Move Update (video).