| Type : Numeric1to99 |
| Definition |
| The number of the guest of this age group beyond the standard occupancy for the room (e.g., Double room with standard occupancy =2; AdditionalGuestNumber = 1 => 3rd adult; AdditionalGuestNumber = 2 => 4th adult ). |
| Parents |
| \OTA_HotelRatePlanNotifRQ\RatePlans\RatePlan\Supplements\Supplement
|