You can set delivery related configurations from Article Configurations tab.
Partial Delivery Allowed: Select ‘Yes’ to enable the partial delivery of the shipment. For Ex. If customer has ordered 10 items but only 5 are available, with Allowed Partial Delivery these 5 available items can be shipped to Customer.
Authority to Leave: Select ‘Yes’ to let Australia Post Shipping deliver the parcel to another person and without signature.
Email Tracking for Customer: Select ‘Yes’ to send email notification to customers for their parcels or shipments.