They're purposefully putting the more expensive stations in more populated areas!
... You know the sad part about that? I actually wouldn't put it past them to do something like that.
I'd love to say, but y'know, I've places to be and... uhh... things to do... yeah... WELLOKBYETHEN!!!
In a witty little display of defiance, these people dressed up as polar bears and flopped themselves down and played dead in the middle of a Shell station. Message received, loud and clear.