Contact groups are groups of users that can be notified when an event occurs.
<aside> 💡 StaffAlerter can only notify groups of users not individual users when an event occurs.
</aside>
From the "Contact Management" section at the bottom of the page, Click Contact Groups

Click the Edit link on the right side of the table

Click Add existing Contact

Start typing the Username you wish to add, then select from the dropdown list that appears.

After selecting the username that appears, Click Add Node