HOWARD SPARKS has written mail order copy for over two hundred well-known products and services. He has sold everything from a "wild animal" calling device for hunters that produced more than 400,0...ver maisHOWARD SPARKS has written mail order copy for over two hundred well-known products and services. He has sold everything from a "wild animal" calling device for hunters that produced more than 400,000 sales, to grassland seeds from Australia that sold 80,000 pounds of seed in the first ninety days of the promotion. Formerly president of his own successful mail order agency, and principal in two large direct mail companies, he now acts as a consultant to other mail order firmsver menos