Boston Home Buyers: Getting the exterior of the house to shine will not cost you a lot of money. The first and foremost thing you need to look at is the paint of your house on the outside. If the house looks drab and boring, you may need to get it a paint job. Painting the exterior of the house on your own is an option. However, if you can invest a little, you can get a professional to do it for you. Once you have the exterior walls looking brand new, you have very little left to make the house shine like a gem from the outside.