American Investors in Real Estate Online - Organization for learning and sharing successful techniques. Includes articles plus details on meetings, listings, loans.
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.
National Real Estate Investors Association - A non+profit trade organization with local chapters nationwide. Includes news, membership details, directory of affiliated groups.