An item in vanilla that has always been a little disappointing mainly because it is more or less inaccessible is unit experience. In many games your forces will get to regular status via exercises and once the war starts will steadily decline toward trained.
What BICE does to actually bring this feature into the game from the sidelines is to break each rank into 5 sub-ranks each of which gives 5% instead of the one big bonus for 25%. This plays very nicely and would not distort the overall balance of the game in any big way.
What BICE does to actually bring this feature into the game from the sidelines is to break each rank into 5 sub-ranks each of which gives 5% instead of the one big bonus for 25%. This plays very nicely and would not distort the overall balance of the game in any big way.