Gundir Announces Gundir365(TM) Postage Promise, Locking In Direct Mail Postage Rates for a Full YearSAN FRANCISCO, CA / ACCESS Newswire / August 22, 2026 / Gundir, an award-winning direct mail marketing agency, has announced the launch of the Gundir365™ Postage Promise, a new program that guarantees a fixed postage rate for clients for an entire year. Under this initiative, Gundir will automatically issue a credit to clients if the United States Postal Service (USPS) raises its rates. The program officially began for qualifying mailings on July 13, 2026, immediately following the latest USPS rate increase enacted on July 12, 2026.
