Don't look conspicuous. In the combat zone, it draws fire. Out of the combat zone, it draws sergeants. If you are short of everything but the enemy, you are in the combat zone. When you have secured the area, make sure the enemy knows it too.
Incoming fire has the right of way.
No combat ready unit has ever passed inspection. No inspection ready unit has ever passed combat. If the enemy is within range, so are you. The only thing more accurate than incoming enemy fire is incoming friendly fire. Things that must be shipped together as a set, aren't.