Rules for a Gunfight
Touted as "The Classics Reloaded: Rules for a Gunfight by Drill Instructor Joe B. Fricks, USMC”, this post at American Digest can be seen as tongue-in-cheek, but only slightly.
Behind the amusing text, there is a serious purpose to the strategic and tactical lessons being presented here. Check it out and you will appreciate the wealth of knowledge compressed into this easily digestible format.
Got any other rules to add or share?