You can log in to your account (if you created one) or you can check your order status by clicking here: https://buy.benq.com/us-buy/trackorder . Please make sure to check your email for order updates as well.
Normally if the order is placed before 10:00 PST it will be processed that same day. Otherwise, It may take 1-2 business days to process your order. You can also check your order status here: https://buy.benq.com/us-buy/trackorder
After you place your order, you will have about 6 hours to cancel it before the order is processed for shipping. To cancel your order, please email BenQ support at BenQSupport.US@Benq.com with the subject title "Order Cancellation" and your order number. We will try our best to accomodate your request, but once the order has been processed we can not cancel your order.