Mirrors Edge ships out on the 11th but GameStop has revealed on the ordering page that the demo will be available for download on November 6. If you preorder it from them you’ll also get access to a Time Trial Mode within the demo.
Reserve Mirror’s Edge and receive a code to gain exclusive access to the Mirror’s Edge Time Trial Mode.
Special Note: Mirrors Edge Demo will be available for download November 6.
Online and In-Store Pick-up Customers: Codes/instructions will be emailed 2 days prior to demo availability. – GameStop