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. So you need air condition system which has lower energy consumption but has good results. Think there is not a proper system for electricity flow, what will happen then? Your refrigerator will not work properly resulting in food decay, you won't be able to warm your meal in microwave, and your nights will be sleepless with out air conditioner. Your life will become miserable without electricity. Try to use other alternatives of electricity to heat the water required for any purpose. The solar heaters can save a lot of energy. You can go for it to heat your water. These may also be linked to power small electrical devices. Lighting counts for about 8.8% of the whole energy consumption of any house. The remaining one is shared lighting and appliance (24%), water heating (17%), air conditioning (6%) and refrigeration (5%). Now, you can easily decide when you are going to start saving energy by lowering its consumption. You can take a start from space heating because it consumes the major part of electricity. It will be astonishing to know that, remote controlled devices also consume energy round the clock. These devices should be prompted by remote all the time to reduce energy consumption. Energy consumed in 24 hours continuously will soar electricity bill high. There are ways to save home energy consumption every day by reducing the phantom power created by these devices. Clay bricks obstruct the heat from penetrating into the house because of the thermal mass. Building your house with thermal mass bricks will reduce the energy requirements. Resistance of walls is measured through R-value, which is very high in passive houses. The indoor environment will always be moderate because of the bricks that act like shield against intense weather conditions.