For home inspectors, Google Reviews drive the most business impact through local search visibility, but Angi (formerly Angie's List) and Yelp carry serious weight for discovery and credibility. Google dominates because homebuyers search locally for "home inspector near me" or "property inspection [city name]," and review count plus rating directly influence map pack rankings. Angi specifically targets homeowners seeking vetted service providers and often influences real estate agent referrals, while Yelp captures the research-heavy homebuyer demographic comparing multiple inspectors before making decisions.The typical review flow starts after report delivery, when satisfied homebuyers are most likely to share their experience, but the window closes fast as they shift focus to closing logistics. Most inspectors see higher response rates on Google since it's where clients found them initially, though Angi reviews tend to be more detailed and carry more weight with real estate professionals who make ongoing referrals. The challenge is that one-time homebuyers rarely think to leave reviews unless prompted, unlike repeat-use service businesses.In markets with 20-30 competing inspection services, review volume and recency separate the booked inspectors from those scraping for business through cold outreach. Poor online reputation forces inspectors to compete solely on price or rely entirely on real estate agent relationships, both of which compress margins and limit growth potential.