Guides — United States
Every guide answers its question in the first two sentences, dates every price, and names every source. 434 published, grouped into the questions buyers actually ask.
Reading elsewhere? Canada guides · Nigeria guides · New Zealand guides · Pakistan guides · United Arab Emirates guides · Saudi Arabia guides · Ireland guides · Australia guides · United Kingdom guides · South Africa guides
Start with your question
What should I buy, and how do I not get cheated?
29 guides
FixesWhy is my inverter beeping?
5 guides
SystemsHow do I size it, and what changed with net billing?
86 guides
ElectricShould I go electric, and what will it really cost per km?
21 guides
MoneySchemes, instalments, loans — what can I actually get?
288 guides
ReportsWhat do the numbers say?
5 guides
All guides — page 9 of 19
Money
Schemes, instalments, loans — what can I actually get?
Do Solar Panels Increase Home Value? What Studies Show
Berkeley Lab measured about $4 per watt in buyer premiums for owned solar; Zillow found 4.1% higher sale prices. The leased-system exception, and 2026 caveats.
Does Homeowners Insurance Cover Solar Panels? Usually — If You Call
Roof-mounted panels are usually covered as part of the dwelling — but only to your dwelling limit, which no longer reflects your house. One call fixes it.
Dominion Energy Virginia Solar Net Metering Rider N Guide
Master Dominion Energy Virginia Rider N net metering. Learn 1:1 retail credits, 25kW residential capacity caps, annual true-ups, and PTO approval.
Dte Energy And Consumers Energy Solar Interconnection Guide Michigan
How do DTE Energy and Consumers Energy process Category 1 simplified 20kW reviews and UL 1741-SB inverter rules under MPSC Michigan standards?
EmPOWER Maryland Rebates and BGE/Pepco Solar Interconnection Guide
Connect solar PV with BGE and Pepco in Maryland. Learn 1:1 net metering, Level 1 expedited review, EmPOWER rebates, and PTO inspection workflows.
ERCOT Battery Storage: Arbitrage, Resilience, and Tax Credits in Texas
Master Texas ERCOT battery storage economics. Learn summer heatwave resilience, 4CP demand charge reduction, VPP participation, and 30% tax credits.
EV Charger Installation: What Actually Drives the Cost
We print no price — quotes vary by house, not by charger. Distance from the panel, spare capacity, permits, and the load trick that dodges a panel upgrade.
EV vs Gas: The Total-Cost Ledger, Line by Line
Five lines decide it: purchase, fuel, maintenance, insurance, resale. The EV wins three — and where the crossover lands depends on your miles, rates and roof.
EV Winter Range Loss: Why It Happens, How to Blunt It
Cold trims EV range 15-30% in typical winter driving, mostly cabin heat rather than battery damage. The heat-pump difference, and the preconditioning habit.
Federal Solar Tax Credit in 2026: Status After the Repeal
The 30% residential solar tax credit ended for expenditures after December 31, 2025. What 2025 installers can still claim, carryforwards, and what's left.
Florida Hurricane-Resilient Solar and Wind Load Guide
Master hurricane-resilient solar design in Florida. Learn 180 mph wind engineering, Miami-Dade NOA mounting, storm battery mode, and rapid shutdown.
Florida Net Metering Rules and Utility Interconnection Guide
Understand Florida net metering and utility interconnection. Learn Rule 25-6.065, Tier 1 vs Tier 2 insurance rules, FPL/Duke terms, and 30% tax credits.
Florida PSC Rule 25-6.065: Solar Net Metering Tariff Guide for 1-to-1 kWh Credits
Florida PSC Rule 25-6.065 outlines 1-to-1 monthly kWh net metering credits, 12-month rollover, and annual COG-1 payouts for solar. Verified August 2026.
Florida PSC Tier 1, 2, and 3 Solar Interconnection and Insurance Rules
Understand Florida PSC Rule 25-6.065 for solar interconnection tiers, insurance, and disconnect switch requirements as of August 2026. Covers Tier 1, 2, and 3.
Form 5695 Qualified Solar Installation Costs: A Breakdown
Understand which solar installation costs qualify for Line 1 of IRS Form 5695, including labour, permits, solar shingles, and how rebates affect your claim.
FPL Net Metering Florida: Interconnection Guidelines and Tiers (August 2026)
Understand Florida Power & Light (FPL) net metering guidelines, system tiers, and interconnection requirements for solar and battery storage in Florid
Georgia Distributed Generation Solar Interconnection Guide
How do lockable 10-foot AC disconnect switches, UL 1741-SB inverter rules, and utility PTO approvals govern distributed solar interconnection in Georgia?
Georgia Power Rnr Net Metering And Solar Billing Guide
How do residential solar and energy storage qualify for the 30% Section 25D federal tax credit along with key UL 1741-SB interconnection rules?
Georgia Power Solar Buyback and RNR Monthly Netting Guide
Connect solar with Georgia Power under the RNR tariff. Learn monthly netting caps, avoided-cost export rates, smart meters, battery storage, and PTO.
Georgia Solar Easements and HOA Access Laws Guide
Understand Georgia solar access laws and HOA covenants. Learn the Solar Easements Act of 1978, local permitting, Section 25D credits, and safety rules.
Hawaii Heco Customer Grid Supply Plus Interconnection Guide
How do Hawaii HECO Customer Grid-Supply Plus (CGS+) rules govern autonomous inverter settings, telemetry, and utility remote curtailment?
Hawaii Heco Smart Der Tariff And Export Tracks Guide
Learn key eligibility conditions for clean energy property tax credits under federal guidelines and Hawaiian Electric (HECO) Smart DER tariff frameworks.
Home EV Charger Buying Guide: The Five Specs That Matter
Amperage matched to your panel, plug or hardwire, connector type in the NACS transition, smart scheduling and outdoor rating: the five Level 2 decisions.
How Long Do EV Batteries Last? The Data vs the Dread
EV packs are federally warrantied 8 years/100k miles and real fleets degrade slower than folklore, a percent or two a year. And what kills packs early.