"If you do not know yourself or your enemy, you will never win.
To know yourself and not your enemy, you will win and lose equally.
But if you know your enemy and yourself, you will always win."
- Sun Tzu

USMC Warfighting
"Advance into contact with the Enemy, and defeat him."

Tactics 101
The basics of Grand Strategy, Strategy and Tactics and how they fit together.
"Everything in Strategy is simple, but that does not mean it is easy." – Clausewitz

Tactics 201
Tactics 101 was the basics and concepts of fighting. Tactics 201 is the stuff you can actually use.