READ EVERYTHING ! before you are able to answer the question. (also there are 2 links here, you must check them too)
According to (first link) —> The Core Rules of Netiquette Links to an external site. by Virginia Shea, Netiquette (known as “Internet etiquette”) is a catch-all term for the conventions of politeness and respect recognized in live chats, discussions, and emails.
In online learning, Netiquette includes a set of guidelines that everyone should follow to promote appropriate online communication. Here are a few guidelines to follow when posting in online chats, discussions, and emails: