Best Sales and Marketing Ideas From An Advertising Genius Delivered direct to your in box Claude C. Hopkins was an advertising genius who lived almost a century ago. Although he was the highest paid copywriter of his day, he was more than just a great ad writer. What Hopkins Did For Advertising…and what his best sales and marketing ideas can do for you. He is the man who invented sampling…risk-free trials…money-back guarantees…market testing and other breakthrough direct marketing techniques.  In his book SCIENTIFIC ADVERTISING he brings these best sales and marketing ideas to life and shows you how they work and how to work them into […]