To give the boss permissin to edit Rich’s calendar run:
Add-MailboxFolderPermission -Identity [email protected]:Calendar -User [email protected] -AccessRights Editor
To check if this worked:
Get-MailboxFolderPermission -Identity [email protected]:Calendar
Useful Techdata for all Parameters | https://technet.microsoft.com/en-us/library/ff522363%28v=exchg.160%29.aspx