送交者: HunHunSheng 于 2006-5-31, 13:02:14:
回答: Buy gasoline during coolest time of day 由 HunHunSheng 于 2006-5-31, 12:57:15:
Other saving tips like driving smoothly, use of cruise control, etc benefits everyone, but buying gas at its dentiest time only transfer loss to gas station.