You've carefully selected your list. You've labored long and hard over every word, sentence and paragraph. Your letter is a powerhouse of persuasion with every key element firmly in place, including compelling benefits, powerful testimonials, a superb P.S. and an impossible-to-resist offer.
But all your hard work, your hours of craftsmanship and painstaking attention to every little detail will go for naught, unless your prospect opens the envelope.
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