In managing spaces, it would be great to have the ability to separate out the "staff" of who can post.
There are times where we only want Space Admins to be able to post an article (for example) in a space. We would not want people who are moderators (some of which are not actually our company staff) to be able to post in this space - for they are not owning it.
Ideally, there would be additional options to "Who can post?" above. In fact, it would be even better if we could check all the types of users who were able to post (multi-select enabled), such as: