in the right position 34 indicator 40 is correlated with order 1 21 indicating that the runner is currently working on the order further indicators 44 are correlated with order 1 21 order 2 22 order 3 23 and order 4 24 indicating that the respective orders have not been assembled yet the order management system 10 determines that a customer order such as order 1 21 needs be held based on a crew member action inputting information to the order management system 10 through the input device 19 in response the order management system 10 indicates the order is being held and the customer 39 s car should be parked in fig8 b as compared to fig8 a order 1 21 remains in the left position 31 order 2 22 remains in the left center position 32 order 3 23 remains in the right center position 33 and order 4 24 remains in the right position 34 indicator 44 and indicator 50 are correlated with order 1 21 indicating that the order is not ready and needs to be held indicator 40 is now correlated with order 2 22 indicating that the runner is currently working on order 2 22 indicators 44 are still correlated with order 2 22 order 3 23 and order 4 24 indicating that the orders have not been assembled yet fig9 a and fig9 b illustrate an embodiment in which an order is modified after it.