A number of national organizations offer educational courses throughout the year and are great resources related to selling green real estate.     

Better Buildings Solution Center

Better Buildings, an initiative of the U.S. Department of Energy (DOE), partners with leaders in the public and private sectors to make the nation’s homes, commercial buildings and industrial plants more energy efficient by accelerating investment and sharing of successful best practices. Their Solution Center, a sharing resource for Better Buildings partners, also includes information about upcoming webinars, workshops and conferences. Here are a few tools of interest to real estate professionals 

• Home Energy Score: Educational Module Insert for REALTOR® Trainings (PDF)
• Home Energy Efficiency for Real Estate Professionals (PDF)

Appraisal Institute

The Appraisal Institute, a global professional association of real estate appraisers, offers a variety of resources including many centered around the valuation of sustainable properties:

• Residential Green and Energy Efficient Addendum- (PDF) -  Assists appraisers in analyzing residential “Green” features and properties

Additional Resources

• Green Resource Council - Offers courses about green topics, trends and practices in real estate
• Green MLS - Green MLS supports the flow of green home information/performance between the players in the marketplace