Before you dial a pro, take 3 minutes here.
Safety steps, the questions that separate solid contractors from guesswork, and a quick way to tell if it is an emergency or a next-week job.
Get the phone checklist1. Make it safe
Shut off water at the main valve, switch off the breaker for the affected circuit, or turn off gas at the meter if you smell gas and leave the house.
2. Write down the facts
What happened, when it started, any noises or smells, the brand and age of the equipment, and photos.
3. Ask the right questions
License, insurance, how they price the visit, and what happens if the fix costs more than the estimate.
4. Compare in writing
Two or three written quotes for anything beyond a small repair. Same scope, same parts, line by line.
Know your equipment before the call
Technicians quote faster and more accurately when you can tell them the age of your water heater, furnace or AC. You can usually decode the manufacture date from the serial number on the rating plate. Free decoders: HomeServicePros247.
Three phone red flags
| What you hear | Why it matters |
|---|---|
| "We can only quote once we are there" for every job | Fine for diagnosis, but they should still explain the trip or diagnostic fee up front. |
| Cash only, no written estimate | Leaves you with no record if the work fails. |
| Pressure to replace, not repair, before anyone has looked | Replacement may be right, but it should follow a diagnosis, not precede it. |
Common questions
Should I call the manufacturer or a local pro?
If the unit is under warranty, call the manufacturer or check the warranty card first. Unauthorized repairs can void coverage.
Is a diagnostic fee normal?
Yes. Many companies charge a trip or diagnostic fee and some credit it toward the repair. Ask before they come.
How do I check a contractor license?
Most US states run an online license lookup through their contractor or licensing board. Search your state name plus "contractor license lookup".