A tank every 6 weeks!? How the hell do you do that!? 
I barely go out at all now, just when I really have to which is only 3 or 4 times a week and still can't quite make a tank last a month.
I was doing a tank a week in the broken HDi at one point!

I barely go out at all now, just when I really have to which is only 3 or 4 times a week and still can't quite make a tank last a month.

I was doing a tank a week in the broken HDi at one point!
