It composed of 4 steps.
1. Find a weakpoint in the enemy line
2. Strike with artillery and smoke to take out most of the enemy force and reduce enemy visibility
3. Send in your armors (tanks) to take out the rest of the force
4. Footsoldiers go in to plunder and take.
"Hey Britain, nice TOG tank. But we made a new thing called BLITZKRIEG so your tank is obsolete now."