Adding “Order Meta” is one of the premium features of Woo Invoice. In order to configure Order Meta follow the steps below:
- Go to the Woo Invoice > Settings from your WordPress Dashboard.
- Click on the Invoice tab.
- You will find an Order Meta sub-section. In the Display Order Meta, you have numerous options to configure product Meta data followed by the title. For example, _billing_email will add the Billing Email of the customer in the invoice as Order Meta.