Charlotte Real Estate Investment Association 
Helps new and seasoned investors learn how to invest in residential and commercial real estate (in Charlotte and nationwide in US) through meetings, a free newsletter and articles.
http://www.charlottereia.com/Real Estate Association of Puget Sound (REAPS)
A non-profit association providing educational and networking resources; includes links, articles, and calendar of events.
http://www.reapsweb.com/
National Real Estate Investors Association
A non-profit trade organization with local chapters nationwide. Includes news, membership details, directory of affiliated groups.
http://www.nationalreia.com
American Investors in Real Estate Online
Organization for learning and sharing successful techniques. Includes articles plus details on meetings, listings, loans.
http://aireo.com/
