Electricity and solar guides
These guides explain household electricity use, electric bills, and the assumptions behind simple solar payback estimates.
- How to read your electric billHow to read an electric bill: usage, fixed charges, supply and delivery, and comparing billing periods.
- Net metering basicsHow net metering and net billing credit exported solar power, and what to ask your utility.
- Solar payback explainedWhat a simple solar payback estimate includes, what it leaves out, and how to test the assumptions.
- Solar without the federal tax credit in 2026Solar after the federal 25D credit ended: comparing quotes before incentives and checking state programs.
- What is a kilowatt-hour?What a kilowatt-hour is, how it differs from power, and where to find it on your bill.