The Ten Commandments of COD2

And lo, on the 2,867,843rd day, Adonai delivered the gaming scriptures unto the masses.
And these did they number 10, for that was as many fingers the masses could counteth upon.
And 10 was what they did count.
Oh verily, it was good.

By popular demand, here are BASH's Top 10 COD2 Commandments (click to enlarge...were it so simple in real life!).