There are occasions when one needs to rent a car. Your husband has gone to an important meeting and your mother is coming by the afternoon flight. It is at such times that you need to rent a car. If you are living in Boston and need to rent a car, just check out the classified sections of your local paper and you shall find lots of dealers who will provide you with rental cars. The rental charges for these cars are per hour, with a minimum number of hours chargeable, or per miles traveled, whichever is more. There are different rates for different cars and they depend on the make and size of the car.