To me as an IA the QMI time and AD time are irrelevant. With the QMI kit I am not gonna see a reason to remove the stab, most everything else can be...
I cannot find any information to the numbers above. Would you please post references so people can make informed decisions? Everything you've posted...
I land as much as possible in the grass area at my airport but not always possible. Going cross country if the area is unknown I land on the asphalt....