In the resource list, select the workflow that you want to work with. If no workflow exists, create a new workflow.
In the Displays panel, click Workflow Management > Workflow Editor.
Click the arrow button next to the property you want to add an expression to, and then select Expression.
The Expression Editor appears.
In the Enter Expression field, build the expression by selecting expression functions, expression variables, and/or expression operators, and then enter user-defined values.
To check the expression and condition for configuration errors, click Check Syntax.