Adroitly combining the pragmatic with the romantic, David Ogilvy's copywriting was at the heart of many of advertising's most famous campaigns, including perhaps the best-known headline ever written for an automobile ad: "At 60 miles an hour, the loudest noise in this new Rolls-Royce comes from the electric clock."
David firmly believed that the function of advertising is to sell, and that successful advertising for any product is based on information about its consumer. His copy was written to sell products, and it followed the basic rules of advertising: research and position the product, develop a brand image, and have a big idea.