eVS® File Format v2.0

Appendix C: Shipping Services File Version 2.0 (as of 12/31/2020).

eVS® File Format v1.7

Appendix B: Shipping Services File Version 1.7 (as of 12/31/2020).

Guide to Seamless Acceptance

The Seamless Acceptance guide has been made part of the Publication for Streamlined Mail Acceptance for Letters and Flats.

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PostalOne! Release 52.0.0.0 Mail.XML PROD WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ PROD Release 52.0.0.0

PostalOne! Release 52.0.0.0 Mail.XML PrePROD WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ PrePROD Release 52.0.0.0

PostalOne! Release 52.0.0.0 Mail.XML TEM WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ TEM Release 52.0.0.0

PostalOne! Release 52.0.0.0 Mail.XML CAT WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ CAT Release 52.0.0.0

USPS Picture Permit® (PPI) Product Requirements

A guide to the PPi program that includes the following: background and product description, product parameters, registration and application requirements, mailing submission requirements, permit imprint requirements, picture permit design requirements, technical information, and program office contact information. 

USPS Picture Permit® Indicia (PPI) Technical Requirements Version 8.0

USPS Picture Permit® Indicia (PPI) provides organizations the opportunity to include their corporate logo, brand images, or trademarks in the permit indicia space of First-Class Mail® automation letters and postcards, and all USPS Marketing Maill® letters. The addition of images to the permit imprint indicia has the potential of increasing open rates and enhancing the value of the mail.

SingleSource ACS™ Technical Guide

This guide is a technical reference for SingleSource ACS. Includes how ACS works, participation requirements, and fulfillment files.