During this technological era, many people rely on their computers to communicate with one another. It may be through e-mail or by instant messaging on a social network. Many people spend some hours on their computer, some even all day. There are many pros and cons of this. Currently we have the internet, which has thousands of social networks, such as face book. Many people say that this social network is like a drug or addictive, because they use it too much. On the other hand people remain in contact with each other all the time. They can share their feelings, ideas and moments with each other.