(ref
http://www.hitechcreations.com/forums/showthread.php?s=&threadid=58901)
How about seperate settings for buff, fighter/attack, and gv/boat/ship or field guns.
Opt to have tracers on or off for each catagorey, so there's no need to change the tracer settings between each sortie. This thought comes from the point about gv tracers (#3) in the url referenced above.