Face book is an internet based social network connecting to people worldwide. Everybody having internet connection may have access to it. Face book nowadays contributes much to maintain social and friendly relationship between people living far and near. Any person wishes to be a face book member needs first to have an internet connection and then to sign up with personal details and secret passwords to ensure privacy and security. Any person can search their friends as well as near and dear ones online and can send invitation. If the invitation is once accepted they become friends in terms of face book and can share everything of each other stored in their face book. Face book allows us to make numerous albums and upload photos and documents and make friendship with a lot of people. Any face book member can write comments on their status, on other member's status and photos etc. Face book provides online chatting as well as. With the help of face book we can easily find out our long lost friends as well as near and dear ones who are already face book member. It can be used to raise awareness and share news among the members. However, face book has some disadvantages as well. Crooked people may upload obscene and objectionable photos and comments. Besides these negative aspects, face book has brought a great change in modern civilization.