Hello @KimberlyS457 ,
When a contact unsubscribes they are fully removed from all active contact lists, which means they shouldn't be in your lists regardless of whether they had previous membership or not.
If you don't believe this is the case, and that contacts who've definitely unsubscribed are still in your lists, could you please reply to the automated @ mention email with your username, as well as some examples of affected lists and unsubscribed contacts showing as part of those lists?
... View more