Bugs, everywhere. Other than that 9/10 of your delivery offers will be disrespectfully bad, factoring in gas, maintenance costs, wait time, delivery time, and taxes. When you take gas mileage into account, many times you must return to the busy area because you will be sent to remote areas. Depending on your market, most of the time you are betting on that 1/10 order to be quickly made and tip well.