3. Disadvantages Many people can ‘’Break Into’’ our profile and talk to our friends like they are you. We can see our friends’ Birth- Days. You may accept an unknown person’s friend invitation. And they might ask where do you live and how old are you? They might find you and make you suffer!!! You can talk to your friends any time and for free. Some friends can make a group of who hates you and even worse than that.... You can see all of your friends thoughts and scentences and comment on them.