This functionality is new as of version 4.0.
Purchase Order Items can be added to a Delivery one at a time; or, by clicking the ‘Add All Items’ button.
Refer to Add All Delivery Items.
To Add Individual Items to a Delivery:
Navigate to the 'Purchase Order Details' screen → 'Delivery' tab.
Add individual Delivery Items by doing one of the following:
Enter the Product Line and Sequence Number; OR,
Select the Purchase Order Item from the 'Description' drop-down list.
If an incomplete Delivery is not available, add one by clicking the ‘Start New Receiving’ button on the 'Purchase Order Details' screen → 'Purchase Order' tab.
An incomplete Delivery will not have ‘(Auto Stocked)’ in the tab label.
Refer to Add New Receiving.