Industry Associations:

American Solar Energy Society (ASES)

Solar Electric Power Association (SEPA)

Solar Energy Industries Association (SEIA)

Interstate Renewable Energy Council (IREC)

Data Sources & References:

EERE State Incentives & Partnerships

Database of State Incentives for Renewables & Efficiency (DSIRE)

EnergyTaxIncentives.org

Learn more about Net-Metering

Renewable Energy Resource Data Center - Get Solar Maps and GIS Data

U.S. Government Programs & Resources:

U.S. Department of Energy

National Renewable Energy Laboratory (NREL)

DOE's Energy Efficiency & Renewable Energy (EERE)

Solar Decathlon

Million Solar Roofs Initiative

EERE Building Technology Program - Tax Credits

State Information:

Connecticut
New York
New Jersey
Pennsylvania
Rhode Island

Other Links:

US Department of Energy - Energy Efficiency and Renewable Energy

The Nature Conservatory

Graduated Payment Mortgage

Clean Power

http://www.dsireusa.org/Index.cfm?EE=0&RE=1

Mortgage Professor

Mortgage Types

Graduated Payment Mortgage