Deliveries by staircase from floor 2 to 6FOC Deliveries by staircase from floor 7 to 12S$30 per item Deliveries by staircase from floor 13 to 18S$60 per item Deliveries by staircase from floor 19 to 23S$90 per item Deliveries by staircase above 23rd floorS$110 per item