Overseen by a bipartisan Board of Governors, the Postal Service is implementing a 10-year transformation plan, Delivering for America, to modernize the postal network, restore long-term financial sustainability, dramatically improve service across all mail and shipping categories, and maintain the organization as one of America’s most valued and trusted brands. The United States Postal Service is an independent federal establishment, mandated to be self-financing and to serve every American community through the affordable, reliable and secure delivery of mail and packages to nearly 165 million addresses six and often seven days a week. Security controls for commercial mailers.