Show AllReturns or sets an OlBusyStatus constant indicating the busy status of the user for the appointment. Read/write.
| OlBusyStatus can be one of these OlBusyStatus constants. |
| olBusy |
| olFree |
| olOutOfOffice |
| olTentative |
expression.BusyStatus
expression Required. An expression that returns an AppointmentItem object.