To select the available priority levels and set the default priority level for a flow:
Click the Priority tab.
To choose which priority levels should be available to activities in the flow, select the Enabled check box next to each of the priority levels.
Note: The priority levels you enabled are added to the Default Priority list at the bottom of the tab.
To set the flow’s default priority level, select a level from the list.
Priority names and descriptions can be modified via the server editor. See the Administration
guide for more information.