FAQ62
Before: How do I set up my message boards and see comments?
After: What are comments? How do I enable/disable message boards?
-- Give a rundown of comments, parent, thread. Explain enabling/disabling message boards for the entire journal and for a specific post. Steal lots of content from FAQ22. Link to other FAQs about screening, deletion, anonymous, security levels, and banning.
FAQ22
How do I disable/re-enable commenting in my journal?
-- Do we still need this if we overhaul FAQ62?
FAQ23
Before: How do I enable/disable anonymous commenting in my journal?
After: How do I control who can post comments in my journal?
-- make the title reflect content, to more broadly encompass the security options
What does everyone think? (Fellow FAQ editors -- I call dibs on doing these FAQ updates.)