Hi Jack,This can be accomplished by doing a setup similar to the one described below:Load the fileDedup based on email_addressFeed this incoming data to two transitions using a FORK activityFirst transition will reconcile incoming data with existing profiles to identify which of these already exist. It will also discard those which do not have a matching profile.Exclude the records found in 3.1) from the second transition created at step -c). Output will contain only those that need to be insert...