An order can contain any number of order items. An order item contains a group of deliverables to be serviced to a given platform. For more information on what an Order is, click here.
Each order item can have different platform or package type values.
An order item can have a package type, but is not typically required. It may be required depending on the Platform. Please check any internal SOP.
For more information on understanding specific order items and how to best utilize them, click here.