Before you can manage your manager's calendar, you must first gain access to his or her calendar, as follows:
a. Under Permissions, select the drop down and choose the appropriate level of permissions
i. Make changes to events lets you edit your manager's calendar ii. Make changes AND manage sharing lets you edit the calendar's sharing options, too. (For example, you can give another admin access to your manager’s calendar while you are away on vacation.)
6. Click Send
7. After your manager has setup your permissions their calendar will appear in your list of calendars