Boom2Bust.com wrote an interesting post today on
Here’s a quick excerpt
If you lived in California, the price of regular grade gas for the week of 26 May was $ 4.099 per gallon. A week later (2 June) the price went up by $ 0.143 to $ 4.242 (Weekly US Retail Gasoline Prices at http://www.eia.doe.gov/). If you had a full tank on the week of 26 May, spent a half tank during the week, and topped up on the week of 2 June, you would then be spending gas for the rest of the week at an average price of $ 4.171 (lower than the $ 4.242 and savings of $ 0.0712 per gallon). W

Read the rest of this great post here