One of the smartest things you can do to keep your computers from failing big time is to invest in surge protectors for computers. Surge protectors are nifty little devices that help your electronics from blowing out because too much electricity is passing through the system. More so, it does not always have to be a spike or surge to destroy your electronics, or in this case, your computer. If the power is insufficient to power your computer, then it will just eat away and make your computer die from insufficient power.