After having read through all of this, I agree with everything for the most part. You mentioned that the lack of change regarding HP washing is...
Yes, as long as it's just one key action. (As far as I'm aware) No, that is not allowed. No, that is not allowed. You don't need a macro for that.
This is dumb. As someone that wants to be able to play a Night Lord but does not want to put the effort into making a bishop, leveling myself to...
Elemental Amplification, 3rd job skill. Skills cost double mana, do 50% more damage.
Separate names with a comma.
