Recently had a user not be able to delete items from another Users exchange Mailbox ( 2010 ) apart from having full permissions to the Mailbox
Exchange 2010 Mailbox has a 30GB limit of the Recoverable Items Folder
To find this current quota run :
Get-MailboxFolderStatistics -Identity %username% -FolderScope RecoverableItems | Format-List
To delete them , run :
Search-mailbox -identity %username% -SearchDumpsterOnly -DeleteContent
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