The mailing industry is regrouping for battle over the possibility of an emergency rate increase request from the U.S. Postal Service. After lying dormant for the last 2-1/2 years, the Affordable Mail Alliance, made up of nine trade groups and companies, issued a news release yesterday stating that the USPS Board of Governors “is set to decide on the matter imminently.” The board, which is scheduled to meet in closed session next Tuesday, ordered postal management to study the possibility of an “exigent” rate increase earlier this spring after abandoning plans to end Saturday mail delivery. At this point, no…