The Long And Short of Copywriting
There is no simple rule for copy length that applies to all situations. Copy should be as long as it needs to be to get across the points the copywriter has to make, without losing the reader's interest. Length is contingent on the specifics of what is being sold and to whom.
Paul Tracy is a California-based freelance copywriter who writes conventional and Internet direct mail, brochures and press releases. You can reach him by e-mail at: firstname.lastname@example.org