Shows a Tree Mode rule with the ROOT:PO showing. Tree Mode is checked and Advanced Mode is unselected. This figure shows the Rules Designer with a Ruleset that contains one IF/THEN rule. The IF area contains a selected test: Duration.days between(PO.header.orderDate,PO/destination/item.availabilityDate) > 30. The THEN area includes modify PO/destination/item (<add property> status: "canceled")