Social networking sites are growing rapidly day by day. Some of the most popular social networking sites today are Facebook, Twitter, LinkedIn and Instagram. Facebook has millions of users daily. Facebook is one of the most popular social networking sites to date. Many people use Facebook for social and business uses. Facebook allows users to share photos, statuses, news and allows you to follow friends. Facebook also allows you to "like" other pages or people whom you will see what they post on your newsfeed. People also use Facebook for business uses. For example, colleges and companies often use Facebook to get to know more about applicants. Twitter is another popular social networking site. Twitter is different because of the "fast paced" environment. People use Twitter to read short tweets that show up on their homepage rather than other social networking sites whose posts are longer. Twitter use to limit users to 140 characters per tweet but