◦ Click the Submachine State (Service) toolbar button, and then click in free space on the diagram. On the Select Type dialog, create or select the
State Description (Service) element that is the submachine of the Submachine State (Service).
◦ From an appropriate Modeler pane, locate the
State Description (Service) element that you want to use as the submachine of the Submachine State (Service), and then drag that State Description (Service) to free space on the diagram.