Mail-responsive: Term used to describe individuals who are known to respond to direct mail offers or appeals for funds.
Membership renewal: A direct mail package sent to members of a non-profit organization, inviting them to renew their membership by paying their annual dues.
Merge dupes: Donors, members or subscribers whose names are found on two or more lists of prospective donors.
Merge/purge: The act of combining (merging) two or more lists into one list while removing (purging) duplicate names.
Multi-Donors: Donors, members or subscribers whose names are found on two or more lists of prospective donors.
