Re: short fills: very true; we used to have huge debates about them.
http://ecomodder.com/forum/showthrea...tml#post182705
http://ecomodder.com/forum/showthrea...ing-16344.html
My "contest" comment was because there have been folks who'd game their gas logs to pump up the numbers.
As noted, not every trip is essential. However, I've never done a drive to finish a tank for the purpose of estimating fe.