To be safe online: you can’t post photos that have your house number , personal information like your password,phone number and your name. If you have a website you can’t post photos that would upset other people and words that could make people feel upset. You can post photos that if people see it, they will feel exited about your website and words that would make people feel powerful. If someone that you don’t know talks to you just don’t give them any personal details about yourself!