Millions are looking for ways to shave dollars and dimes from their daily expenses. To share your own tips, send us an e-mail telling us how you save. You can save money on everything, but here's how you can get started saving on car expenses.

See also: Tips and myths on saving gas.

For cheap gas, you can compare costs at a variety of websites. A few sources: gasbuddy.com, gaspricewatch.com and autos.msn.com/everyday/gasstations.aspx. To locate low-cost stations selling alternative fuels in your area, visit altfuelprices.com.

Just 10 seconds of idling your car’s engine uses as much gas as restarting it. Two minutes uses enough fuel to drive a mile. So turn your engine off.

Buying a car? Contact the dealership’s Internet sales department to ask for the “best quote” (which could be lower than posted website prices). These sales reps often have more negotiating room, because commissions are often based on number of cars sold, not value of the deal.

Fuel efficiency drops about an average 5 mpg for each 10-mile speed increase over 55 mph. Jackrabbit starts and stops reduce it an addi­tional 3 mpg.

Facing car repairs? First visit repairpal.com to find out what the job should cost. The site gives free quotes based on surveys of thousands of shops.