Remove excess weight - make sure you remove all heavy items that you do not need in that particular trip from your trunk. The lighter the car, the better mpg calculation you will get from our gas calculator. Turn on cruise control - when driving on a highway, use your cruise control op...
If you don’t want to deduct your mileage, you can deduct your unreimbursed out-of-pocket expenses, such as gas and oil. However, the expenses have to relate directly to using your car to give services to a charitable organization. Also, you can't deduct repair and maintenance costs, de...