The United States Government Printing Office (GPO) is the official publisher for the federal government. However, there are several synonyms for the term GPO. Some of these include the Government Printing Office, the Federal Printing Office, and the U.S. Printing Office. The GPO is responsible for printing and distributing all official publications of the federal government, and its work is critical to the functioning of government agencies and departments. In addition to creating printed materials, the GPO also provides digital publishing services and develops and manages the Federal Digital System (FDsys), which delivers electronic access to government documents. Overall, the GPO plays an essential role in the dissemination of information and the transparency of the federal government.