FIX: Small tweaks to "no messages" education (PR #12588)

added kris bit about being able to message staff for help. more tweaks to come, for sure…


The copy changes look good! I’m not comfortable reviewing the code changes, so if someone else can do that and approve this commit, I’d appreciate.

The title of this pull request changed from “small tweak to “no messages” education” to "FIX: Small tweaks to “no messages” education