Go into the module. Click on Class & Groups. Go to Guest Roster tab. If you do not have a guest group. Please create one first.
Click into a guest group. Click on Add Guest button.
On the Add Guest User form, click on Create/add non-NUS guest. Enter the email address of the non-NUS user. Click on Add User button.
Once added, it will appear under Unactivated Guest Accounts tab.
The unactivated guest accounts will need to login to activate it. These activated guest accounts will then appear under Guest Users tab.