A Situational report or SitRep for short is an overhead view of the battlefield which allows you to see the whole battlefield while still being able to command your forces, this allows for easier movement of your forces and gives a detailed layout of terrain and the armed forces on the battlefield.
The SitRep also allows the player to see the distance and arcs of fire their units have.
Only mobile command vehicles allow the use of Situational Report. They are the: