Choo Choons game itself has been getting popularity all around the world, so if you are ready to build the army which will generate the income. Day by day you will expand your territory , build the houses and hotels all around the place. Hotels are quite important but make sure railway is being done rightly so there will no problems related to building it. There are thousands of ways of building it but my favorite one is only made with wood and plastic. You will not need any kind of special requirements to be done before the starting the building process.