Netiquette provides guidelines for effective and appropriate communication online. Some key guidelines covered in the document include: 1) Remembering the human on the other side of the communication and considering how you would communicate face-to-face. 2) Knowing where you are communicating and that etiquette norms can vary across different online communities and organizations. 3) Respecting other people's time by only sending messages when necessary and making the recipient's life easier. 4) Presenting yourself professionally online through your written communications, posts, and shares.