Can't get past 36 mpg in 06 corolla

[aerohead]

Originally Posted by bandit86

No aero or eco mods, It is rated 38 mpg highway, I tried driving it grandma style, like I stole it, normal, AC on and off, it always gets 36 mpg. Every fillup. Amazing.

2006 Toyota Corolla Ce se Gas Mileage (Goldilocks) - EcoModder.com

Can you explain your filling procedure in excruciating detail for us.Reason I ask is that I've discovered demons hiding in the details.I've had mpg numbers that would suggest over-unity thermodynamics.
It's absolutely essential that we know exactly what you're doing at the pump.