The Perform Rule command executes a specified rule number either one time or multiple times, based on a condition. Thus, by allowing one rule to call, or perform, another rule, you can reduce the number of commands that need to be entered.
Using the Boolean constant in the Perform Rule command
In the Rule Command - New window, select the Perform Rule command.
In the Parameters section, select the Right parameter by clicking the up arrow to the right of the Right parameter text box. A menu displays the Memory Variable, Record/Field, System Variable, Constant, Error Condition, and Boolean Constant options.
Select the Boolean Constant option.
Select the True or False option from the menu that displays when you click Boolean Constant.