Purchase order details exist in the right and left column of the the order detail page. Details are easily adjusted and any saved changes will trigger a revised Purchase Order both on the page and an email copy to the supplier.
Choosing an Order
Navigate to your 'Orders' screen. Select the order you'd like to edit. By selecting the blue pen icon on either side, the center detail screen will gray and you're able to edit any details in the surrounding columns.
Hit the blue pen icon to edit the Purchase order. The center order details will grey out so all editable fields become more visible.
An email with the highlighted changes from the PO will then be sent to the supplier.
Separate PO revisions are stored underneath the most current PO on the left column.