| AttendanceQuantity | Specifies the attendance at the largest function for the event. |
| AudioVisualCode | The specific audio visual requirement for the largest function for this event. Refer to OpenTravel Code Table Meeting Room code (MRC).List of OpenTravel Codes. |
| RoomSetupCode | Indicates the arrangement of the largest function space (e.g. conference or banquet style) for this event. Refer to OpenTravel Code List Meeting Room Format Code (MRF). |
| TwentyFourHourHoldInd | When true, indicates the largest function space required a 24-hour hold (e.g., ensures a set-up is not disturbed). |