Charging $0.60 extra for full service? Is this gas station pulling a scam? [more inside]
posted by stupidsexyFlanders on Sep 3, 2008 - 10 answers

GasFilter: Why are gas stations in central Iowa selling premium gas cheaper than regular gas? [more inside]
posted by ArbiterOne on Jul 29, 2006 - 20 answers

Why is it that a place like, e.g., the AM/PM can sell gasoline for $0.20 less than other places around my city? Is it the legendary wash gas? Does such a thing exist? And... what does octane rating actually entail? And does it really matter?
posted by xmutex on Jun 19, 2004 - 7 answers