User Guides
01/18/2024
Guide to Move Update

The Move Update standard is a means of reducing the number of mailpieces in a mailing that require forwarding or return by the periodic matching of a mailer’s address records with change-of-address orders received and maintained by the Postal Service.

User Guides
09/18/2017
ACS™ Product Information Guide: Publication 8

A complete overview of Address Change Services: eligibility, benefits, implementation, and technical specifications.