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Solar Racking System Guide in 2026 for PV Installers
Learn how to choose the right solar racking systems for residential, commercial, and ground mount projects, including UL 2703 rules, structural loads, costs, installation best practices, and top manufacturers.
Sarah Lozanova
Apr 27
MPPT Solar Charge Controllers: Sizing, Selection & Wiring
An installer's guide to MPPT solar charge controllers for battery-based PV systems. Covers sizing, ratings, battery chemistry, wiring, manufacturer comparison, and field troubleshooting.
Sarah Lozanova
Apr 24
PG&E Rule 21 Interconnection: 2026 Guide for Solar Installers
A 2026 guide to the PG&E solar interconnection process for residential and light commercial installers, covering Rule 21, Your Projects, SLDs, deficiency notices, and PTO.
Team GreenLancer
Apr 23
How to Create a Solar Proposal: 2026 Guide for Installers
A 2026 guide for solar installers on creating accurate solar proposals, including quotation format, ROI, incentives, timelines, equipment specs, software, and proposal mistakes to avoid.
Team GreenLancer
Apr 22
Guide to a Solar Energy Diagram For Installers
An installer guide to solar energy diagrams: the single line, interconnection, wiring, and storage diagrams that make up a permit-ready plan set, plus NEC 690 code details and common review rejections.
Sarah Lozanova
Apr 20
2023 NEC Solar Code Guide for Installers
A practical guide to the 2023 NEC solar code for installers, covering Article 690, rapid shutdown, labeling, source connections, grounding, ESS, and the permit details that can prevent redlines.
Sarah Lozanova
Apr 20
Solar Panel Wiring Guide for Installers in 2026
A huge part of any solar project is how to wire the solar panels. Explore our guide on solar panel wiring to learn best practices.
Team GreenLancer
Apr 17
The History & Future of the Solar Tax Credit in 2026
Federal solar tax credit for homeowners changed dramatically in 2026. Learn what the Big Beautiful Bill ended, what third-party ownership options remain, and key commercial deadlines.
Sarah Lozanova
Apr 10
PE Stamping Services for Solar: Wet Stamp & Permit Guide
PE stamping services explained for solar installers — what a wet stamp means, when you need a structural or electrical engineer stamp, and how to get your solar PV permit package approved.
Team GreenLancer
Apr 7
Solar Interconnection Agreement: Step-by-Step Process
Learn how the solar interconnection agreement process works, which review track applies to your project, and how to get utility approval and solar PTO faster.
Sarah Lozanova
Apr 7
How To Get a Solar Permit: Solar Panel Permit Requirements
Learn what AHJs require in a solar permit package, what drives permit costs and delays, and how professional solar permitting services help installers reduce soft costs and move projects faster.
Sarah Lozanova
Apr 3
Tips on Reducing Solar Panel Permit Costs & Approval Time
Home and business owners want the benefits of solar power without the hassle of navigating solar permitting red tape.
Sarah Lozanova
Apr 2
Solar Licensing Requirements by State for Contractors
Understand solar licensing requirements by state — from dedicated solar contractor licenses to electrical credentials, so you can install legally, pull permits, and scale into new markets with confidence.
Sarah Lozanova
Apr 2
Solar String Sizing Guide for Installers
It's decent but "happy solar inverters" is too casual for an installer audience and wastes character space. Here's a tighter version with keywords:
Learn how to calculate solar string size, avoid common PV string sizing errors, and keep your inverter operating within safe voltage and current limits.
Sarah Lozanova
Mar 27
How to Reset an Inverter Fault: Decoding Solar Inverter Fault Codes
Learn how to reset inverter fault issues, read solar inverter fault codes, and troubleshoot common inverter shutdowns.
Sarah Lozanova
Feb 26
A Guide to PV Plan Sets & Critical Mistakes to Avoid
PV plan sets are the foundation of solar permitting. Learn what solar plan design includes—layouts, schematics, diagrams, and drawings—for safe, code-compliant installs.
Sarah Lozanova
Feb 18
What’s Behind Solar Company Bankruptcies and Closures?
Despite the clean boom, solar company bankruptcies have surged recently, leading many to question why solar companies are going bankrupt.
Sarah Lozanova
Feb 17
Solar Inverter Warranty Guide: Avoid Costly Inverter Repairs
Is your SolarEdge inverter not working? Learn about SolarEdge inverter warranty periods, Enphase coverage, and how to file a claim if your installer is gone. Protect your energy savings.
Sarah Lozanova
Feb 6
Guide to Ground Mount Solar Design in 2026
Explore how professional ground mount solar design maximizes performance, durability, and ROI through smart engineering, optimal tilt, and code-compliant foundations.
Sarah Lozanova
Feb 2
Solar Abbreviation Guide: Essential Solar Acronyms & Terms
Learn key solar abbreviations, terms, and solar acronyms related to permitting, financing, energy production, and installation.
Team GreenLancer
Jan 26
GreenLancer solar blog
The Renewable Energy Blog
The GreenLancer blog delves into the latest trends and insights in renewable energy, offering information and inspiration for solar energy and electric vehicle charging station (EVCS) contractors. Our commitment is to provide accurate information, supported by meticulous analysis and reliable clean energy sources, including government agencies, renewable energy experts, research institutions, and our in-house expertise, from over a decade in the clean energy industry.
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