Here you go...
"HOW MUCH DOES IT COST?
HOW/WHEN DO I RECEIVE MY PURCHASE INCENTIVE? DO I HAVE TO DRIVE TO RECEIVE THE INCENTIVE?
Incentive codes will be sent in a thank you email within 48 hours of checking-in at the on-site registration tent. While driving is encouraged, it is not required."
https://ude.bmwusa.com