Gospel.com Topics Feed - Duplicate 2010-08-12T07:05:26-05:00 GCI info@gospel.com /feeds/topics/duplicate/ Compare one or two lists of emails and see if there are duplicates http://internetevangelismday.com/compare-emails.php 2010-08-12T07:05:26-05:00 Sometimes we need to check one list against another to find duplicates or to get a list of unique addresses. Doing so manually can be an onerous chore and is subject to human error.