Installing solar can help lower energy costs, but some companies may use misleading claims or high‑pressure sales tactics. Knowing what to expect can help you make informed decisions, avoid scams or unlawful business practices, and protect your investment. This toolkit briefly explains the basics of solar, highlights warning signs to watch for, outlines simple steps to take before, during, and after your project, provides resources for reporting problems, and includes a comparison worksheet to support your decision‑making.