Listed below are some general web resources related to immigration to the United States.

American Civil Liberties Union - Immigration Rights

American Immigration Law Foundation

American Immigration Lawyers Association

Association of Americans for Spouse Reunification

ForeignBorn.com

Immigration Issues - About.com

Immigration Laws & Regulations

INS Frequently Asked Questions about Naturalization

INS Guide to Naturalization
(a .pdf document that requires the free Adobe Acrobat Reader to view)

Links to United States Embassies and Consulates World-Wide

The National Immigration Forum

The National Immigration Law Center

Non-Immigrant Employment Categories & Required Documentation

TN Visas - Professionals Under NAFTA

U.S. Department of Labor

U. S. Immigration and Naturalization Service - NAFTA HANDBOOK
(a .pdf document that requires the free Adobe Acrobat Reader to view)