SolarLiteracy

Solar, explained clearly.

Understand solar costs, incentives, financing, savings, and equipment before making a decision about your home.

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Education first Assumption-aware Built for homeowners

Start with a strong foundation

A clearer way to evaluate solar

SolarLiteracy is built for the research phase: before you compare proposals, sign a contract, or make a long-term home decision.

Understand the economics

Learn how usage, rates, roof conditions, system size, and financing shape the numbers.

Explore solar costs

Know the incentives

Separate durable concepts from program details that should be checked against current sources.

See incentives

Compare your options

Understand cash, loans, leases, PPAs, equipment, service, and ownership tradeoffs.

Learn about financing

Estimate your fit

Use an assumption-aware calculator to explore an illustrative first-year energy value.

Use the calculator

The first state guide

Start with Massachusetts

Our Massachusetts guide brings the core questions into one place: what solar costs, how incentives and net metering work, how financing changes the math, and when a home may or may not be a good fit.

Explore Massachusetts

What you can learn there

  • How to think about solar cost without treating examples as quotes
  • Which incentive questions need current, authoritative verification
  • How exported energy and bill credits generally fit together
  • Whether solar appears to make sense for your home and timeline

Learn before you buy

Popular Massachusetts guides

Go straight to the question you are trying to answer, then follow the topic cluster to fill in the gaps.

Massachusetts solar cost

See what drives system pricing, from size and equipment to roof complexity and financing.

Explore costs

Are panels worth it?

Use a decision framework that includes poor-fit situations, not just the upside case.

Read the framework

Net metering, plainly

Follow the path from panels to home usage, excess generation, the meter, and the grid.

Learn how it works

See whether solar could make sense for your home.

Start with your own assumptions and request information only when you are ready.

Check Solar Savings