Hmm, agree with Camera.
As a addition: Most All of the walls can be rebuilt using x5 height's.
The side window is not fitting with anything. You ever seen a Window fitting on a ENTIRE wall?
You should make custom Trees, casual pine trees are pretty old lately.
You can make custom pine Trees.
And the roof, you can make it more little. And not necessary having a FULL connection, you can take off 5 layers of ramp bricks and make it flat on-top, I like it more that way, personally.