Originally Posted by craz
the way around it is as Mary2e put it and I also do is to know how many miles you can drive before the gauge goes below Full and fill it away from any Airport, 9 1/2 times out of 10 you wont have to put any more into the car before returning it and if you have to it'll maybe be a $1 or so, so the damage wont be major.
Absolutely, I got caught at the MCO one despite reading this

fortunately I had filled up earlier and just neede a top up, general price was about 2.30 chevron was 2.99 with no signs.