Elements can be grouped together in a View using a Group element container type. The Group relationship indicates that objects, of the same type or different types, belong together based on some common characteristic.
A Group can be added from the View's Palette:
The Group Palette Entry
The following example shows elements grouped together using the Group element to indicate the various layers in the model:
Example of Groups
A Group's name, font and fill colour can be edited in the Properties Window.
Double-clicking a Group opens the Properties Window, clicking on the Group's text field allows you to directly edit the Group's text.