Some people can ask you horrible and personal questions such as : How old are you? What is your name? Where do you live? You shouldn't answer these questions this is your private information and questions they don't need to know. If you are asked things like this don't answer them and tell your parents and tell your parents or a responsible adult . If you can you can block them and change your password , complicated and long ones are good because other people won't copy you and annoy you but make sure you remember it! Remember if you are mean online to someone they will be sad even if they were mean to you they do have feelings too. Some people can do something called phishing which is were they pretend to be a company or a bank and ask for your password they