I'm looking for a way to disable "Recover Deleted Items" for accounts. Supposedly (per Technet and other articles) I should have an option for "More Options" under "Mailbox Usage" that will allow me to do so. I don't see it there.
The article above detailes the "single item recovery" functionality, which is different from stopping people from accessing "recover deleted items". You cannot disable the latter, and for the former you can use PowerShell: