Follow the steps below to track revisions and changes made to existing purchase orders without having to create a new purchase order each time a change is needed.

1. On the Site Map, select Purchase Order > Data Entry > Purchase Order Entry.
2. In the Purchase order field, enter the number of the purchase order you are updating, or press Enter and select the purchase order from the list of available records.
3. If the purchase order status is open, the current revision will start with 000. Click the Create Next button to revise to 001. Revision changes will display in the Revision history column of the detail grid.
4. Enter the changes or additions you want to make to line items and click Save.