Training rooms teach in a fixed order for a reason. New students take bumps before they take moves, learn to fall in four directions before they learn to run the ropes, and get told no when they ask to work a finish in week two. The order is not tradition. It is how the material stays safe. Skip a step and the injury shows up later, usually to whoever is on the other side of the rope.
Construction has the same structure and much worse discipline about it. The industry norm is to start work with the design partly resolved, then settle the rest through change orders while trades stand in the room waiting. Every one of those is a decision made under time pressure, priced after the fact, and paid for by the homeowner. It is the equivalent of calling a spot mid-match. It usually works. When it does not, it is expensive, and it is somebody else's problem.
A few firms sell the opposite of that, which is worth noting mainly because it is checkable. Kingdom & Co publishes a three-phase process, consultation then design then construction, and states outright that it hates change orders and intends to deliver on time and on budget. It is a Las Vegas design-build outfit that resolves the whole design before the first day of construction, keeps carpentry and plumbing on staff rather than hiring both out, and runs client communication through a project-management platform with daily text updates and five scheduled on-site meetings.
Anyone who has trained will recognize the trade-off. Front-loading the work is slower at the start and it feels like a delay standing in front of the part you came for. The payoff shows up when the pace picks up and nobody is improvising. A design finished on paper means a framing crew is executing rather than interpreting, the same way a match called in the back does not have to be called in the ring with forty people watching.
The practical version, for anyone in the valley about to remodel a house or build out a mat room: ask a builder how many change orders their last three projects generated and what caused each one. That answer is specific, checkable and hard to dress up. Ask it of everyone bidding the job, garage conversions and additions included. Then keep sitting in design meetings until there is nothing left to decide.