Click the Flow Path tool in the palette:

The mouse pointer turns into a flow path pointer:

Click the activity from which you want the flow path to begin, then click the activity on which you want the flow path to end:

The activities are connected.

To configure the flow path, click the Select tool in the palette, right-click the flow path, then select Show Properties.

For information about configuring flow paths, see Section 7.4, Configuring Flow Paths.