Help! FB business page won't allow public to post or show posts that we are tagged in.

Hello! Thanks ahead of time!
I run a business page on FB for a ba. We want to allow the public to post on our page and also have posts that we are tagged in show up on our page. (After they have been reviewed) I have all of the setting correct for this, but it still does not allow the public to post or show posts that we are tagged in. For the life of me, I can not find any help on google or with FB themselves. Anyone have this issue and have a fix? WordPress ...