Change Leadership · Hybrid

Jinju Legacy MRP Freeze Window Playbook

Playbook for humane MRP freeze windows while dual-running legacy and next-gen planning.

Program reference: ₩34,000,000 KRW · 4 weeks

Cover visual for Jinju Legacy MRP Freeze Window Playbook

Field narrative

Freeze windows scare planners. This playbook sequences communications, exception paths, and stakeholder sign-offs so teams know when the activity log is authoritative.

What the desk includes

  • Freeze window calendar template
  • Exception class ladder
  • Buyer huddle agenda
  • IT cutover checklist
  • Supplier advance notice letter skeleton
  • Morning health metric trio (non-vanity)
  • Post-freeze retrospective prompts

Outcomes teams measure

  • Calmer planning floor during freezes
  • Fewer rogue spreadsheet forks
  • Clearer rollback decision points

Responsible editor

Haneul Park

Manufacturing systems analyst with planning background.

FAQ

Run MRP jobs?

No. We advise on governance and communication around jobs your team runs.

Dual-run forever?

Not recommended. Playbook assumes a bounded window with exit criteria.

Limitation

Cannot eliminate supply variability—only visibility and response.

Reader notes

Exception class ladder from Jinju freeze playbook stopped our all-hands panic calls.