The NF software is Exbal... great, accurate, proven software... It is a great tool and you can run your reticle out on it.
use the R1 reticle in combination with a great range finder and wind meter and it works well for hold overs and hold unders.
check out this link, it will answer a lot of your ?'s.
Nightforce's ***NEW*** MOA Reticle - Benchrest Central Forums
SCROLL DOWN THRU THE WHOLE ARTICLE OR POSTS I SHOULD SAY... VERY INFORMATIVE.....