Ask what happens if the first diagnosis is wrong. A straight answer names the next test instead of adding a second vague price.
Warranties only help when the reader knows who covers parts, who covers labor, and how long https://whatisnorthbayrubbersurf983506.polarisnewsblog.com/871984/north-bay-flooring-contractor-cost-what-the-details-actually-say-for-an-older-unit