#1, #2, #3, #5 I like.  
Especially the tracer deal.  It's a pain to switch back and forth between GVs and aircraft.  GVs = Tracers on.  Aircraft = Tracers off.
#4:  No preference as long as it's squelchable.  Not sure of my 'annoyability'   threshold.  
#5:  Meh, no opinion.