1. Create a referer discount in the "Discounts" tab of the rate.
2. Create a links or Rates set for the - agent channel will be shown only if the booking widget page is opened with the &agent=AGENT_CODE parameter in the URL The value of AGENT_CODE can be set uniquely for each property in the referer discount in SETTINGS AGENCY -> BOOKING WIDGETSPROPERTIES settings.
==Discount Codes==