Hi Kelsey, If I understand correctly:  You want new users to submit new posts for review before publishing as well as restrict them from accessing inbox. In short, you can set up rules for both, post creation and inbox responses, as well in conjunction with custom roles and workspaces you can set up tailored work environments for your company users.  I would like to recommend having a look at our Approvals documentation for approval rules and how to create them, as well as custom roles and workspaces if you like to restrict access for your company users.     ... View more

HI bbuddenbaum, Retired content will still appear in content center, but it will be invisible while creating a new post in the calendar or responding in the inbox.  If you would like to remove those items from content center you can easily bulk delete items  by selecting all or excluding the ones you want to keep on the top left of the panel in your folder  Hope this answers your questions.  ... View more