10 Ways to Lower the Cost of Driving from ConsumerReports.org on Yahoo! Autos
We from SoCal need this more than anyone.
I've realized that it costs ~$12 now to visit my daughter - and she only lives in the next county!
(Maybe we should take the train...?)
Oh, and it now can be cheaper to fly to Las Vegas from here then it is to drive (depending on where you live in SoCal, of course).