I ran a 400 acre province with 100% BE through Angel BC....10% banks provide an 11.25% increase,1000 gc's an hour is the gain.Up to each how they build and play,myself,I only use banks at start up20% min.,at oop go to war build(which has no banks)and pretty much there for the age...:) btw,as an orc,I dream of 100% BE...lol