Since I don't want to remove people who may have temporary email problems, it would be really useful to be able to see if an email address has bounced more than once (on a prior campaign or campaigns). This is data CC has, and should be provided to clients. I would happily segment bounces by "number of bounces" or "multiple bounces to this address" or something similar. Then I would confidently remove them. A single bounce doesn't give me confidence to remove.
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