Show Uses Arrow Head
By default the Use connector in Use Cases has no arrow head. To generate arrow heads on the connectors, follow the steps below.
- Select the Tools | Options Links menu option. The Links page of the Options dialog displays.
- In the General panel, select the Show Uses arrowheads checkbox.

- Click on the Close button.
When you save the Use Case diagram, the Use connectors change to display arrowheads.
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