Sources can be used to track where website or external bookings were originated from. Sources, unlike origins, are configurable and not predetermined so you can setup them the way you want.
ResBook > Settings > System Settings > Booking Sources:
You can change the State, Source, Username and Password. Then click on Submit to update the sources.
To add a new booking source, click on ‘Add’:
Fill in the Source name, Username and Password and change the State if you desire.
Note: The source we have created before will appear on manual bookings in the Source list, as follows: