U.S. Postal Service: Unresolved Issues in the International Mail Market

Pursuant to a congressional request, GAO reviewed the Postal Service's (USPS) participation in the international mail market, focusing on: (1) USPS responsibility for delivering and receiving international mail; (2) the competition for international mail delivery and USPS plans to increase its competitiveness; (3) legal or regulatory issues arising out of the competition in international mail services.