I like the basic crop, although I'd remove the roofline at the bottom and clone out the flashing on the right. As far as colours, etc. Lightroom has MANY different possibilities. You have to find something you're comfortable with for each image...
Mike.
Some examples, using your original:
[attachment=9804:IMG_1948_2.jpg]
[attachment=9805:IMG_1948_2_2.jpg]
[attachment=9806:IMG_1948_2_3.jpg]
[attachment=9807:IMG_1948_2_4.jpg]
[attachment=9808:IMG_1948_2_5.jpg]