Here are some thoughts for you to consider. The physical characteristics of your property can be positive and negative. Trees are a wonderful environmental amenity, but can also involve your home in a forest fire. If you start a forest fire, you are responsible for paying for the cost of extinguishing that fire. For further information you can contact the Colorado State Forest Service.
Steep slopes can slide in unusually wet weather.
Large rocks can also roll down steep slopes and present a great danger to people and property. Expansive soils, such as Bentonite Clay can buckle concrete foundations and twist steel I-beams. You can know the soil conditions on your property if you have a soil test performed. North facing slopes rarely see direct sunlight in the winter. There is a possibility that snow will accumulate and not melt throughout the winter.