Hi Akanksha,Enable the visitor Id service as explained by Tanmay.once
you have everything in place then follow following steps to use that in
campaign:Go to the Profiles and Targets > Lists node in the Adobe
Campaign explorer.In the action bar, select New > Create a shared
audience....In the window that opens, click Select a shared audience to
go to the list of shared audiences/segments available from the other
Adobe Marketing Cloud solutions.Select an audience and confirm. The
audience's inform...