Once the Purchase Order is approved by the concern personnel, you need to order the items from the vendor.
Click the Purchase tab in the header pane to open the PO List View page.
Select Approved POs from the Filter drop down. Click the PO name link.
From the PO details page, click Actions tab -> Order this PO option. The Order this PO dialog pops up.
Enable Send Mail Notification check box, if you wish to send a mail to the vendor regarding ordering of items.
Enter the Email address of the Vendor in the To field. You also have an option to CC this mail.
If required, you can modify the Subject content manually and type in the message text for mail notification in the Description field.
Click Attach file button to attach relevant files to the Order.
Click Send. The status of the PO is changed to 'Ordered'.