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- Planning - internal planning only and still being adjusted
- Plan - has been planned and is expected quantity
- Sent - has been sent to supplier
- Confirmed - quantities have been confirmed by supplier
- After status confirmed > changes to lines are tracked.
- so if the purchase order status is moved back to unconfirmed then plan and lines are added or removed - an audit trail exists
- After status confirmed > changes to lines are tracked.
- Departed Supplier - supplier notifies they have shipped
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