If you still incandescent bulbs, you should try changing your lights. It is always preferable to choose CFL or LED bulbs because the incandescent bulbs discharge 98 percent of the energy that they consume to heat.
There are a number of individuals who do not actually care about the lighting as they firmly believe that the bulbs are not taking in lots of energy. If you are always making use of your lights 24/7, you can anticipate that they could greatly affect your regular bills. If you are using incandescent bulbs, you should replace them without delay with CFL or LED bulbs.
Plugged appliances still up energy when they're switched off so you have to make sure that they are unplugged after using. This may be a mistake that plenty of home owners make so if you really wanted to preserve some energy, you must unplug your home appliances.