Originally Posted by
cactusflyer
You guessed correctly sir!
I had no idea there was a "next leg undefined" checklist, but I gave serious consideration to calling "master caution, parking brake" every time he set the brakes, or "master caution, tank fuel low" during startup.
I believe it's in Chapter 4...somewhere around page 64...

(there's a nice list of FMS Message checklist in that area, that can be fun to call at random). Also, did he do fuel tracking for all flights over 1hr?