Reason Why Advertising - With Intensive Advertising

""ADVERTISING should be judged only by the goods it is conclusively known to sell, at a given cost. Mere opinions on Advertising Copy should be excluded from consideration, because opinions on Advertising are conflicting as opinions on Religion. ""But, it is different with Advertising, as it is with Mechanics or with Medicine, all three of which can be conclusively tested. ""Many Advertisers, however, seem satisfied to spend their money on mere Opinions about Advertising when they might hav...