FE Guide: Setting up Send on Behalf

In Outlook go to file:

Then select Delegate Access in the Account Settings drop down menu:

Click Add:

Type/Select the user’s name:

You can allow access to your Calendar/Inbox but it's not required.

Calendar Acces - Please untick: Delegate receives copies of meeting-related messages sent to me

(You can leave all options as None)

Then click OK

And OK again.