- Open UML Class diagram for the desired class or package.
- Select a node element in diagram.
- On the context menu, choose one of the following commands, or press keyboard shortcuts:
- ⌥⌘B, ⌥⌘Button1 Click, ⌥⌘B or ⌥⌘Button1 Click⌥⌘B, ⌥⌘Button1 Click, ⌥⌘B or ⌥⌘Button1 Click^ ⌥ B, ^ ⌥ Button1 Click, ⌃⌥B, ⌃⌥Button1 Click, ⌃⌥B or ⌃⌥Button1 Click
- ⌥⌘P or ⌥⌘P⌥⌘P or ⌥⌘P⌥⌘P or ⌥⌘P^ ⌥ P, ⌃⌥P or ⌃⌥P^ ⌥ P, ⌃⌥P or ⌃⌥P
- If there are several classes available, select the desired one from the pop-up list:

The selected class will be added to the UML Class diagram, with the corresponding relationship links:

- Select a diagram element.
- On the context menu of the selection, select the desired Find Usages command.