Database of State Incentives for Renewable Energy:
www.dsireusa.org
DSIRE provides information on local, state,
utility and federal incentives that promote
renewable energy and energy efficiency

Clean Power Estimator:
www.consumerenergycenter.org/renewable/estimator
Clean Power Estimator was developed by the California Energy
Commission. This software program provides both residential
and business owners of California the ability to estimate
Solar cost of investment

The Energy Grid:
www.pvwatts.org
The tool provides the user the ability to estimate the number
of watts of power that will be generated from your Solar system
in a given geographic region

Find Solar:
www.findsolar.com
This tool is a comprehensive list of databases that estimate solar ratings,
regional weather conditions and applicable incentives

Solar Electric Power Association:
www.solarelectricpower.org
The Solar Electric Power Association (SEPA) is your unbiased non-profit resource
for information about solar technologies, policies, and programs.  SEPA focuses on 
working with electric utilities, but provides value to all Businesses that have an interest in
solar electricity

U.S. Department of Energy:
http://www1.eere.energy.gov/solar/
The Solar Energy Technologies Program focuses on developing cost-effective solar energy
technologies that have the greatest potential to benefit the nation and the world. Solar technologies
diversify the energy supply, reduce the country's dependence on imported fuels, improve air quality,
and offset greenhouse gas emissions. A growing solar industry also stimulates our economy by
creating jobs in solar manufacturing and installation.

Solar Energy Industries Association:
http://www.seia.org/
SEIA works to expand the use of Solar technologies, strengthen the research and development, remove market barriers and improve education, understanding and application of Solar energy