Cool bright design homes with wonderful interiors and exteriors always make a good impression because one element of the Feng Shui interior is to create a space with all of the nature elements which are air, water, and light. It's not that your home should be dependent on the artificial sources of the lights only, if so, you will have to pay a lot of the bills annually due to the huge consumption of the energy during day time as well. Your home should be built in such a way that it could receive good light from the sun during the day time. In the evening you can illuminate the areas using lights. I have some cool bright design homes ideas for you, which will give you an idea of what type of lighting to be installed in home and what should be the points of the installation.