There are so many things that goes on in our computers. There are some people that know how they work very well, other of us just want to flip the switch on and type. Some of us could careless how the computers work as long as they just work. One of the best things I like to use is spyware blockers. There are a few free ones out there and some you can purchase pretty cheap. They are definitely worth every penny. These programs will clear out your history, they’ll keep pop ups blocked and clean your cookies. For me it’s a no brainer.