What are some good rules to follow for each of these categories of social media? Use in your own words.
Instant messages/chatting with friends
Posting a comment on what a friend has posted

Different social media platforms have different approaches to be used.

Explanation:

In Instant message the good rules to follow would be

to wait for a replynot write very long textsnot overwrite when the other person is talkingin a group chat, not to write way too much to overshadow othersusing emojis to show the tone of the text intended.

In Posting a comment

making sure the comment is related to the postit is respectfulit does not reveal something about the poster that they have confided in you as comments are publicmaking sure that the comment fits with the post for a public eye.