If my landing page URL is
pass the query string parameter, in this case “cmp=ethicalmarketing”, thru to the WebHook Post. This addition would allow for tracking the effectiveness of multiple campaigns which we are using to drive traffic to your service.
PLEASE add it as the LAST parameter included in the WebHook post, as that will cause the least problems for others using the WebHook post. It would also be very considerate if you would notify us if and when this change goes in.