These are the methods and techniques that I have found to be realistic, sound and, most importantly, successful. They are applicable to anything that lends itself commercially viable, whether it is a product, service, or information. Business sites often do only marginally better. The most powerful forces in the universe are forces of attraction.
Gravity stands out as an obvious example, but there are others.
Magnetism, the force that fascinates children and that keeps notes stuck on our refrigerators, is another.