Shows the Customization tab. The Customization navigation tree includes the expanded vehicleRent folder and the UnderAge rule. The Rule Customization page shows the Update button, and a box with the Name: UnderAge, and the Priority: 0.

The Customization Patterns box includes the text, driver is a of DriverData and driver.DriverAge< 21. The value 21 is in a field that can be modified.