This document provides an overview of solar energy, including how it works, its advantages and disadvantages, and contact information for solar companies. It explains that the sun produces energy through nuclear fusion reactions and transmits this energy to Earth as photons. The advantages of solar energy are that it is environmentally friendly, cheaper than electrical heating, and only requires sunlight. However, solar energy can be expensive to install, does not work at night or without sunlight, and takes up a lot of space. The document rates solar energy a 5 out of 10 and would not lobby for its use due to reliability issues without constant sunlight.