Generally, the temperature of inner side of homes differs from the outside temperature. This is why the air can easily pass through these leaks. Accordingly, make it certain that leaks are sealed properly. Thus, less work is done by cooling and heating system. In due course, it cuts down your house electric bill. One way is to invest in centralized heating and cooling systems. This device will help you to set your room temperature at desired level. This device will maintain the same temperature that you set previously. If you leave the room it will maintain the same heating and cooling. This is the most effective and efficient way of energy consumption. Usage of six ways out lets is another way to minimize phantom power. Home energy saving devices has 80% efficiency it means, these energy saving devices will allow you to save your electricity bill up to 80% monthly. Another way is to invest in energy saving devices in your home, lessen electricity consumption and electricity bill simultaneously. But cool roof coating has one problem, it is not water proof. If you want to make your mobile homes cool, repaint your roof it will helps you a lot. Use roof cavity that is connected with the walls or roof top of mobile homes. It makes your home cool and also reduces the consumption of energy. Use of air conditioning system during hot season affects your electric bill a lot. The basic structure should be strong and capable of providing strength to the remaining parts of your home. The structure should be strong enough that will not deteriorate for decades. The windows and ventilators are most important part of your home. Windows allows light and fresh air to come in and ventilators acts as exhaust for hot air. There is also the difficulty of transition from the usual energy sources to the unconventional one. Several people are doubtful about any new mean of energy source. They usually prefer to stick with the old conventional electric sources. But, the public is gradually persuading to the alternative side of energy sources basically due to the high price of energy consumption at homes.