The RFI, the T&M Ticket, and the Lost Margin The RFI, the T&M Ticket, and the Lost Margin Most AI-for-construction ideas are too easy to summarize and too easy to dismiss. They sound like copilots for estimating, generic project search, or another dashboard that tells a PM what is already late. That is not where I would look for PMF. The stronger wedge is uglier and more operational: change-order entitlement packet assembly for specialty subcontractors . This is the work that starts when the field has already done the extra labor, the superintendent has moved on, and somebody in the office now needs to prove that the work was out of scope, priced correctly, noticed on time, and documented well enough to get paid. It is not glamorous. It is also where margin quietly disappears. The specific pain A mechanical, electrical, plumbing, fire protection, or controls subcontractor can perform dozens of small and mid-sized scope changes on a live project before billing catches up.…