Facebook, a facebook is the application used by people like child, student, parents, old age, everyone in the world, facebook is used for social profile to share there own things to friends or even public its used to tell about the d user person as what where and status of d person right now people used mostly for touch with friends wherever in the world core. There is many things to share about d user in facebook , at first we start from safe and security while create an account in facebook we many come to know about it. After create the facebook we can used as person which used to easy. In facebook there is game, chat, updates, present ,feeling or happy have fun with friends side etc..,people are enjoying to have this kind of application in an society And also using facebook we can able to advertisement of own thing like properties etc.., online chat and like, comments, share this may come to known to our friends so many things we can learn in it . This kind of application is very famous to people so people used to welcome.