Move the first reversible commitment, not the full budget. Specify the actual output (qualified sales, paid tests, new operating cadence, legal-reviewed document), cash-at-risk ceiling and exact review meeting. YC's lecture on MVPs supports testing with simple iterations rather than polishing an unvalidated product. How to Plan an MVP — Y Combinator
Deliverables: owner, dates, outcome dashboard, stop-loss criteria. Pitfall: resetting thresholds after results arrive.