At noon, Old Ray knocked. “Boss. The seasonal fans came in. Where do you want ‘em?”

He clicked on a review titled: “The $3M Mistake We Fixed for $12k.” A guy named Tom from a plumbing supply firm in Ohio wrote: “We thought our problem was lazy workers. Turns out, our problem was blind workers. We were sending them to empty bins. After WMS, productivity jumped 34% in six months.”

Marco smiled. “Ray. Bring me a laptop.”