There are so many ways to decrease the fuel consumption of a car, and anybody can do it. Whether the vehicle is manual or automatic stick shift by simply accelerating gently and braking gently less fuel will be utilized when driving. The use of the air conditioning at the automobile will use on average 10-15percent more fuel, and while it's a useful tool in the auto, it is of most benefit after 40miles or even 66klms per hour. Using the air conditioning beneath 40miles/66klms per hour will burn more fuel than getting the window open while driving. The exact same could be said for having the car window/s open driving over 40miles/66klms a hour. This can use more fuel than the air conditioner.
It could be an empty roof box on the roof railings. It can be dirt on the vehicle, so simply by keeping the car clean both inside and out it is going to reduce the weight in the vehicle. Each passenger in the car will include extra costs to fuel. So pooling your journeys to colleges or to work can greatly reduce the prices for everyone.
By simply stopping the gas vapour from escaping from the fuel tank will reduce gas costs. Assessing the tyre pressure regularly will help to reduce the fuel costs. Properly inflated tyres will halt the drag on the street.
A clean well serviced engine may also lower the fuel costs of the automobile. An engine that's clean and is operating well will burn fuel more efficiently.
Employing the secondary controllers properly will help to reduce the cost of fuel. By not leaving on the fan/ventilation system in the vehicle, using the rear demister just when required. Use the right lights throughout the day for visibility. Turn off the radio for periods. This will aid your concentration and reduce your fuel expenses. By not charging laptops or phones i-pods, mp4s or dvd's at the car will decrease the running costs.
Every one these methods of saving fuel can be done by simply becoming more aware of the benefits of eco driving. The addition of EV's (electrical vehicles) while welcome will take many decades to perfect and is still quite expensive and not publicly available for everybody. Many new automobiles are using hybrid technology to increase the potency of EV's but again these are pricey.  
