- server usage
- Points users to a previous channel message or an earlier announcement in the server.
- reaction use
- Used as a reaction to redirect someone back to a rule they violated or a message they ignored.
- emote mapping
- Maps to custom back/left emotes in many servers; used as navigation shorthand.
- gaming context
- In gaming servers, used to point to a strategy posted earlier or a previous round recap.
- role meaning
- Sometimes used in role-assignment channels to point to the instructions above.