Earth4Energy book is a unique guide that can teach you step by step how to install your own solar panel and windmill power systems in your home. The instructions in that book is very clear and easy to understand.
Instead of buying electricity and paying to the electricity company, you can generate electricity you need or even more than your needs and in this case the electricity company will pay you. Large amount of your money will be saved
When you can install a home solar panel and home windmill units, you will save thousands of dollars every year as well as saving our planet as a result from using those green energy "Solar and wind energy resources".
the installing process is not so difficult, by the help of earth4Energy book you can easily build your very own solar panel or home windmill or both. I strongly recommend the whole world using these power systems for homes.
Earth4Enery book is good, but I found Power4Home to be the best one: