Comment on "So... despite having done careful fuel planning, have you ever found yourself arriving at your destination with a very uncomfortably low amount of fuel?"
...ssing by ponds, trees, flags, smoke stacks, moored boats, windmills, cloud shapes and drift, etc, etc, etc, will also feed you info about wind at those levels, and that info is usually sufficient to make...Comment on "Your altimeter displays one altitude while your GPS displays another. Under VFR, which do you use/when?"
I'm using WingX which shows your current AGL based on your GPS and it's terrain info. I tend to trust it more than the altimeter which never seems to agree with field elev...