About AVP units - they cannot be restored.

Q: What one vital thing should a Commander know about AVP Unit restoration?

A: Only that it doesn't exist. (can't be done)

(how can something that doesn't exist even have a vital thing?)

AVP units cannot be restored.

AVP event not so simple, Commander? This video guide might help!

What one vital thing should a Commander know about AVP Unit restoration?

Name it correctly and get a chance to receive 1,000 Diamonds!

Here is an Alien vs. Predator™ Event Guide: Youtube video Link

In the actual configuration, the game not allowed sick bay to "revive" (restoration) the AVP units lost in battles, The official reason is that the current understanding of terrestrial medicine is not able to restore the physiological functions of the clones, as they are replicas of alien life forms and biologically unknown to current human medical knowledge.

These units can not be restored

Something isn't right here.  UID and can't send message, without UID can send message.  "Chance" to win?  

AVP units cannot be restored

"Unlike regular units, these units cannot be revived at hospitals and sickbays."