WASHINGTON, DC — On May 1, the Postal Service is taking additional actions to improve service reliability by announcing the implementation of changes to the First-Class Package Service (FCPS) service standards. This initiative is part of “Delivering for America,” the Postal Service’s 10-year plan to achieve financial sustainability and service excellence. A fact sheet on the proposed changes to service standards for first class packages is available here: Delivering for America: Our Vision and Ten-Year Plan to Achieve Financial Sustainability and Service Excellence - about.usps.com