http://discourse.stonehearth.net/t/building-priorities-for-hearths/23291
as u can see from the example i posted, it’s an issue. ran into it a few times just used this build to show it in thread
https://drive.google.com/folderview?id=0B45LtNDFZunhWVBwQlp3UDhIU2c&usp=sharing