Which is a good guideline to follow when communicating with people you meet online?

A good guideline when communicating with people online is to practice respect and kindness, as tone can often be misinterpreted in written communication. It's important to be mindful of privacy and avoid sharing personal information too quickly. Additionally, strive for clarity in your messages to foster understanding and avoid misunderstandings. Finally, be open to differing opinions and engage in constructive dialogue.