The most frequent reason for unsuccessful advertising is advertisers who are so full of their own accomplishments (the world's best seed!) that they forget to tell us why we should buy (the world's best lawn!).
John CaplesIn striving to produce an attractive headline, the copywriter should not emphasize the "quick, easy way" to such an extent that the headline becomes unbelievable.
John CaplesRemember that the reader's attention is yours for only a single instant. They will not use up their valuable time trying to figure out what you mean.
John Caples