Scientific Advertising

actual adver appeal apply attention attract beauty become brand bring buyers campaign cent CHAPTER claims Claude Hopkins comes compared complete consider consumers copy cost coupon course created customers dealers desires distribution effect efforts expensive experience facts field gain getting give headline important impression increase interest keyed letters mail order advertising maker means measured merchandise methods millions Mirror never offer package percentage Perhaps person possible present principles probably problems profit prospect proved question reader reason respect returns salesman salesmanship sample scientific selling simple soap sold Sometimes space spend story success supply tell things thousands trade users usually waste week writing