Thread:Cpt.Nojaw/@comment-27388384-20151214204608/@comment-25435121-20151217211238

You gain the exp by building it.

For example, a stone path will cost 10 iron to build, and you get 1exp for it. If you place 1000 stone paths, it will cost you 10,000 iron and you will gain 1000 exp. The Exp gained is modified by your Alliance Hall level as well.