Tips on how to cut motoring costs

Just found this article about ways of cutting down motoring costs. Found it really interesting - did you know that if you fill up your tank more frequently, e.g. half a tank at a time, you can improve your fuel economy? Because your car isn't carrying around the extra weight of an additional half tank of fuel it is more efficient. Also, checking the tyre pressure regaularly means that your car will be more fuel efficient and tyres will last longer.