To get good help, make sure to include enough context of the issue in question. A help post should generally include:
Discussions about the discussions, and related software.
Any nix-related projects are welcome to post announcements here. This generally includes new projects, project releases.
Only links, reddit-style.
A topic to post best practices that you found.
Development discussion for Nix, NixOS, Nixpkgs, NixOps, RFCs, etc.
Announce community events like meetups and conferences
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.