The many great copywriters out there are often seasoned and skilled in both marketing and the way the internet works. They can feel the pulse of the world wide web and they know how people react to phrases, words or even certain keywords. Many copywriters know alot about human psychology and marketing to the extent that they can really get into your target audiences head with a simple sales letter, before they even meet them. The great sales letters really captivate the audiences attention in a profound and lasting way that makes them tell a friend and link others to your page!