How to give a user edit access to another's calendar in Office 365 Outlook Web App

Using the Windows Powershell arcane interface you can issue the following command to Office 365 to allow users to share/edit calendars.  The :\calendar is the default calendar, if it is a different name, you should be able to use that name instead.  This will then put a copy of the calendar in the Calendar area of the recipient's calendar section and allow them to add events/appointments.

Add-MailboxFolderPermission -Identity jsmith@yourmail.com:\calendar -user jdavis@yourmail.com -AccessRights owner

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