To get good help, include enough context of the issue in question. A help post should generally include the following:

Development discussion for Nix, NixOS, Nixpkgs, NixOps, RFCs, etc.

Any nix-related projects are welcome to post announcements here. This generally includes new projects, project releases.

Only links, reddit-style.

This category is for Nix and NixOS related job posts.

Announce community events like meetups and conferences

To talk about organizational level things.

Post best practices, guides, and tutorials here.

This category is for people who want to interact with Discourse by email. There are many reasons to use email, one of them is accessibility, another one is convenience and offline support.