The Government Publication Office (GPO) is a resource that can be used to view works that are created by agencies in the United States Government. Their terms of service are the following. The site houses publications from all three branches of the Federal Government. The site focuses on public access, content management and the digital preservation of government documents. They have collections of Bills and Statutes, Budget and Presidential materials, Congressional Committe materials, Executive Agency publications, Judicial Publications, Proceedings of Congress and General Congressional Publications and so on.