Lots of communities are setting goals for high levels of renewables, making rooftop solar an important part of conquering climate change and planning future power systems. NREL analysts have developed the Distributed Generation Market Demand (dGen) model to simulate how customers make decisions about rooftop solar. In this video, we explain what factors impact customer decisions and how the dGen model takes them into account. Learn more about dGen at https://www.nrel.gov/analysis/dgen/.