Design-led business systems treat decision-making as an operational discipline. This article sets out staged work: early field sampling, feasibility screens, table-top trials, a contained pilot, and load tests, followed by wave rollout with instrumentation. Structural alignment links authority, reporting, contracts, and handovers to the way work actually runs, producing measurable reliability. TraceWorthy operates inside client teams to document routes, align calendars, maintain bilingual contracts, and establish measures that executives can run without external supervision.