Why can I not grant delegate writable access to a mailbox for an OWA Client?

Write mailbox folder access is not supported in OWA. Instead, full mailbox access must be given to a user to access and manage content in other user's mailboxes.

For more information refer to

Use Ctrl+Shift+R to "Reply all" to the selected message.


Will tablet and Smart phone use be a big part of your OWA 2013 deployment?