You can think about these renewable energy options as an alternate to decrease your monthly energy bills. You can them the whole night and start collecting energy during daytime.
Always unplug your home appliances when they are not in use since they are still taking in energy when they're turned off. It is one of the errors made by home owners so you must not do the same and unplug your appliances if you are not making use of them.
Lighting is usually ignored because a number of people believe that you can turn on the lights for 24 hours without worrying about your electricity. Your bulbs might be small, but they consume a large amount of energy.