How do I add a shared calendar?

The instructions for adding a shared calendar are below:

Adding a shared calendar on Outlook for PC:

1. In the Outlook client on a PC, go to Calendars in the left navigational column.
2. On the "Home" tab of Outlook, Click "Open Calendar", and select "From Address Book..."
3. Within the search field, type in a keyword, such as "Eye", and press enter, or navigate to Eye Star Calendar (for example).
4. After selecting "Eye Star Calendar", click "OK".
5. "Eye Star Calendar" should now appear in your Shared Calendars.

Adding a shared calendar on the Outlook Web App:

1. Login with your credentials at mail.basementsystems.com

2. Go to "Calendar" on the bottom of the left navigational column.

3. Click the "Share" button toward the top of the screen, and click "Add Calendar..."
4. Click "Name..." and type a keyword, such as "Eye" into the search field.
5. Double-click "Eye Star Calendar" (for example), and click "OK".
6. Click "OK" again.
7. "Eye Star Calendar" should now appear in your "People's Calendars" (Shared Calendars).

Outlook users on Mac may be able to follow the instructions below: https://support.microsoft.com/en-us/help/3007307/you-cannot-open-a-shared-calendar-in-outlook-2016-for-ma