The 18 Timeless Direct Response Copy Motivators There are many money-making principles that social media, content marketing, or any new fad will not obliterate. These principles survived the crucible of human behavior that will never change. Read More direct mail, direct marketing strategy, direct response creativeTed GriggJune 3, 2013Caples, Ogilvy, Swab, offerdevelopment, humanmotivatorsComment