• Draft => Sent => Partial Received or Full Received => Published
• Canceled => Allow as long as purchase not PUBLISHED

Draft: Purchase Order is saved but not sent.

Sent: Purchase Order is sent to supplier.

Partial Received: Purchase Order is partially received.

Full Received: Purchase Order is fully received but not published.

Published: Purchase Order is published.

Canceled: Purchase Order is canceled. Cancellation allow before purchase order is published.