To create an Operational Exchange in the OV-6c diagram

1. Open the  Realized Operational Exchange wizard  by doing one of the following:
   
   • On the diagram pane, select the Operational Message between a pair of two Lifelines of Operational Roles and on the smart manipulator toolbar, click .
   • Click  and on the diagram pane, select the Operational Message.
2. Specify the Operational Exchange, Conveyed Item, and Direction.
3. Click Next to specify Producing and Consuming Activities.
4. Click Finish when you are done.