private void CustomerOrderDelivery(string orderID) { Order order = marketingManager.GetCustomerOrder(orderID); bool canGetOrder = WarehouseManager.CanGetProducts(order); if (!canGetOrder) { cantDeliverOrder(); } else { WarehouseManager.GetProducts(order); marketingManager.RemoveCustomerOrder(order); Event_CustomerOrdersListUpdate(this, null); } }