A USPS-sponsored webinar, The World of MIDs, CRIDS, and the Business Customer Gateway, will be held Thursday June 29, 2012, at 1 p.m. E.T. The focus will be on Customer Registration IDs (CRIDs) and Mailer IDs (MIDs) and how to obtain them. Attendees will learn about the ways mail owners and mailing agents can acquire […]