For plumbers specifically: Plumbing demand is non-discretionary. A homeowner with a burst pipe, a failed water heater, or a backed-up main does not browse — they search urgently, often via an AI assistant for speed, and they call the first plumber who reads credible. The economic gap between being the first cited plumber and the third is the entire job.
Climate & seasonal drivers in Dallas: Hot summers drive substantial HVAC demand; periodic winter freeze events drive emergency plumbing and burst-pipe work. Storm season impacts roofing and electrical.