Twitter & Mike Dillard: Why Are Network Marketing Gurus On Twitter?

Twitter is now being used by Network Marketing & MLM Gurus like Mike Dillard, John Milton Fogg, Ferny Ceballos, Raymond Fong & Willy Lim. Why have these so called Gurus began using social sites such as twitter, myspace & facebook to market their business? Are they disadvantaged or advantaged by showing their entire list to the public? Answers to these Network Marketing questions and more.