You'll want to investigate how the request is made, and mimic it with the new fields
Is there a way to enable registration, but to have them end up in something like a moderation queue, where I can review each one and allow or disallow each one individually?
I did try to search for the answer, without luck.
Yes you can turn on registration queue from the ACP.
@baris Thank you. I just found this feature, but had to install NodeBB to see it.
Is there a users' guide for NodeBB? Something for the typical end user to read about how to use all the features (not an admin guide, users guide)?
Perhaps something like our Knowledge Base might be helpful? http://answers.nodebb.org/help_center