Today's new idea to help you live an inexpensive way of life, is to save money on car maintenance.
One can easily perform oil changes at home. It is easy to find out what type of oil and filter to use. You can look under the hood of your car or truck, and it will tell you the weight of the oil. In most stores, there is a digitalized kiosk that will allow you to look up what type of filter.
Other things that can be easily be done are light bulb changes. Here is an article to describe how easy it is on one particular vehicle.