Smart plans can save you a lot of money plus you will have a long term benefits. Generally, all of the architects should tend to use the natural resources and to turn them into a mechanism that will help the people. For that purpose, the sun energy can positively affect both your energy and your budget. If the house has a nice plan for the usage of the sun, you will have much warmer winters. But, if you live in the warmer regions, take into consideration that some of your house windows should be oriented to North.
Smart Plan for Usage of Maximum Sun Energy
See the pictures and the link below if this topic is interesting to you.