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

The Customize Patterns box includes the text, 'driver is a DriverData' and a box showing driver.DriverAge< 21. The value 21 is in a text entry field.