Guides to make a better Solar investment
Content oriented towards real economic decisions: solar panel installation costs, payback periods, tax credits, battery systems, and installer vetting.
Content
5
Published guides
Focus
ROI
Return on Investment
Goal
NEM
Net Metering Rules
Tool
Solar Payback Calculator
Estimate payback and compounding ROI.
Tool
Solar Cost Calculator
Estimate installation cost by size.
Tool
Battery Calculator
Sizing battery storage & self-use.
Recent Guides
5 articles
How to Choose a Vetted Solar Installer
An analysis about what to look for in contractor quotes: NABCEP certifications, manufacturer guarantees, and avoiding common solar scams.
Net Metering Guide by State: NEM Rules & Buybacks
An analysis about how net billing, avoided-cost rates, and 1-to-1 net metering alter your solar payback period across the US.
Is Solar Battery Storage Backup Worth It?
An analysis about an economic analysis of battery backups like Tesla Powerwall. Compare blackout resiliency vs. Time-of-Use savings.
Federal Solar Tax Credit: Guide to the 30% ITC
An analysis about how the Section 25D tax credit reduces your net solar costs, who is eligible, and how to claim Form 5695.
![How Much Do Solar Panels Cost? [2026 Estimates]](/images/guides/how-much-do-solar-panels-cost.webp)
How Much Do Solar Panels Cost? [2026 Estimates]
An analysis about a complete guide to solar installation costs, component pricing, and what you can expect to pay by system size.