Easy No-Cost Techniques For Preserving Energy at Home. Use the smallest electricity lamps that will offer an adequate level of lighting effects and change to economical lights when changing those that burn out.2. Remove gadgets when not in use. When cooking or cooking, strategy to use the your oven or stove properly.Whether summer time or winter weather, modify the warm range by at least a few levels when at house for big cost benefits in air conditioning costs. During...