Many companies have been blocked the social networking site, "Facebook". Because most of their employees is wasting their time in browsing the said site.
We can't deny that it's really fun when you start browsing the facebook, you can update your status, you become updated with your relatives and long lost friend. if you are bored in your life, you can play with their different games such as Mafia War and Poker. However, if Facebook is blocked on your facebook you can still have your access through facebook proxy. You can now bypass or unblock the network securities.