property MarkZone.Start as Date
Specifies the starting date/time of the marking zone.

TypeDescription
Date A DATE expression that specifies the starting point of the time-zone.
The time-zone is identified on the schedule view by the Start ( starting point ) and End ( ending point ). The Start parameter of the Add method initializes the Start property of the time-zone. You can use the Start property to programmatically extend the time-zone. The Start should be less than End property, else the time-zone is not visible.