Step 1 - Sign in to the Outlook Web Access portal (https://outlook.office.com) using your Netid@rice.edu email address and Netid password.
Step 2 - Switch to the Calendar view by selecting the Calendar icon on the left side menu.
Step 3 - On this page, click the Share button (upper right corner, next to the print icon). If multiple calendars are available, select which Calendar to share.
Step 4 - Enter the email address or name of the person you want to share your calendar with.
Step 5 - Select the proper permission using the drop-down menu, then click Share.