In the editor, give a group of AI a distant waypoint to advance and observe.
As AI moves towards a waypoint, use the editor to pass a hostile helicopter over them and observe.
Position AI around a building an place them under fire.
Have AI and/or players engage hostile AI for an extended period and watch the landscape opposite to where the contact is made.
With a sharpshooter, position a player overlooking enemy AI position at ranges greater than 500m. Have the player kill an AI, be spotted and then move to a new OP without being spotted. At that new OP take a single shot without making a kill.
Fight a CQB battle in a town.
Have enemy AI approach a player and friendly AI. Have the player observe the approach of the enemy AI without using binoculars.