The Center for Immigration Studies is a think tank devoted exclusively to research and policy analysis of the economic, social, demographic, fiscal, and other impacts of immigration on the United States.
The website contains "NILC memos and analyses, articles from newsletters indexed by topic, community education materials, and links to key organizational and government web sites".
Website includes forms, videos and other types of documents relating to green cards, U.S. citizenship and work permits for immigrants and their families.