Fifteen questions about how work moves through your business, from somebody asking what it costs to you getting paid. About five minutes.
"I don't know" is a valid answer to most of them, and on a few it is the most useful one. Not knowing your close rate is itself a finding.
One working day later you get six category scores and a written report on your three biggest opportunities, read and signed off by me.
I ask for this here rather than at the end so you can stop and come back if you get interrupted. Nothing else until the last page.