The worst rollouts try to boil the ocean. The best pick one week, one team, or one property, prove value, then expand. Start after you complete build a schedule in under an hour in the new tool so you know the happy path.
Parallel run, short window
Run one week with software authoritative and spreadsheet read-only for backup. Fix integration gaps fast. When confidence is high, retire the sheet.
Train the why
Staff adopt when they see fairness and clarity. Show how seniority and pools work—link to labor pools and seniority—and use trial data from real events.