listen to me faggots. if you want free food from Grubhub listen to me. It only works with the special offer from Smashburger right now, Buy one colorado burger single or double, get the second one free. Get the single colorado burger for $6.59 then get the double colorado burger and add a topping which makes the total for the second burger come out to $10.21. This will subtract the $10.21 from the order. The max you get off is $11 with the promotion. With promo code MAGICBAG10 you get the two burgers for 0.00 no credit card even needed. Either get some free food for yourself, or order 10,000 burgers to random addresses throughout the city. Go wild, if you don't have one near just put in a location where there is one nearby.