The Direct Marketing Association produced Opening the Door to Opportunity, a consumer guide for how direct marketers use information for which these illustrations were used. -  DavidCain

The Direct Marketing Association produced Opening the Door to Opportunity, a consumer guide for how direct marketers use information for which these illustrations were used. -  DavidCain
The Direct Marketing Association produced Opening the Door to Opportunity, a consumer guide for how direct marketers use information for which these illustrations were used.