no, we didnt use visitor id servcie

Thanks Kristi !May I know the s.linkinternal filters need to set up on our own?For the 2nd method , I think I may already set before.Please see the screenshot of internal link filter set up and marketing channel set up in details , thanks so much!

We used 3rd party booking engine for hotel booking and so we have cross domain issue. As every time people go to reserve a room, they will be redirected to 3rd party booking engine and complete the reservation there. So cannot pass the "source" value back.We used friendly 3rd party cookie in 3rd par...