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This rule is useful in a workflow where you want to make a the tab named Review visible only for the workflow activity named Manager Review.
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For more information about using rules this way, see the Security Subject topic in the Rules Examples section.
Linked Forms and the Submissions PDF
If you check the Save PDF property on the flow properties panel, a PDF image of the flow is saved in the Live Forms' submission repository. It is no longer necessary to uncheck the printable property for all but one of the steps if your flow is designed with Linked Activities to prevent the form from being printed more than once in the default pdf. This was required in previous versions of Live Forms. Refer to this Printable property for more information.