How do I change the Referral Source Options?

1.  Sign into app.fireflyreservations.com 
2. Click on Settings --> Property Settings
3. Click on the Reservations Tab (Direct Link: https://app.fireflyreservations.com/Settings#reservations)
   
   
4. 
5. Click "Add Referral Source"
6. Type in the name of the new source
7. Click Save