In honor of Overseas Americans Week, April 19 - 23, here's a list of online resources for those of you who are pondering living at least part of the year in another country besides the U.S.A.:
Association of Americans Resident Overseas
American Citizens Abroad
Association of American Clubs
(U.S.) Department of State
Escape Artist
Expat Finder
Going Global
Overseas Digest
Tales from a Small Planet
And, some expat / relocation overseas resource books to read (listed by oldest to newest publication dates):
New American Expat: Thriving and Surviving Overseas in the Post 9/11 World by William Russell Melton (April 2005)
The Expert Expat - Revised Edition: Your Guide to Successful Relocation Abroad by Melissa Brayer Hess (October 2007)
Leaving America: The New Expat Generation by John R. Wennersten (November 2007)
The Grown-Up's Guide to Running Away from Home: Making a New Life Abroad by Rosanne Knorr (March 2008)
Retirement Without Borders: How to Retire Abroad -- in Mexico, France, Italy, Spain, Costa Rica, Panama, and Other Sunny Foreign Places (and The Secret to Making It Happen Without Stress) by Barry Golson (December 2008)
Easy Belize: How to Live, Retire, Work, & Buy Property in Belize, the English Speaking Frost Free Paradise on the Caribbean Coast by Lan Sluder (February 2010)
The Truth About Moving Abroad and Whether It's Right for You: Should I Stay or Should I Go? by Paul Allen (March 2010)