Created using feedback from https://lemmy.cafe/post/4823550. Maybe this can be useful.
Transcript: See something off? Do your part to keep the Lemmy community safe:
R - Read the rules of the community.
E - Explain your report, including rule # when possible.
P - Provide context the mods should know.
O - Opt-out, disengage, downvote or block. Don’t add to the drama.
R - Reach out or report right away. *For extremely time-sensitive content (CSAM, gore) DM an admin via Matrix: Instance homepage > Sidebar > click admin’s @username > Send Secure Message
T - Trust your instincts. If in doubt, report it.
Instances can see who downvotes who. You can see all of that if you run your own instance that federates with the relevant instances.