And it's not some secret coded language either. Their job is to give maintenance schedule recommendations. It's having a slight bit of intuition about what's needed now, what can wait, and what you can do yourself. Hell, just confidently asking those in question form is enough.

it's also having a bit of sense about what sounds like reasonable pricing and being okay feeling mean about saying no to the estimate if it sounds high.

No one's getting taken for a ride, most women just can't hang with how these things work.