Fireball Models lend power - they attract attention and hold attention.

Physical attractiveness has a Halo Effect that influences observers to assume that attractive people possess and therefore offer a network of positive qualities and traits.

We like attractive people because we perceive that we will benefit from association with them.

Suggestions are often more influential when they come from attractive people - we usually agree with people we like, therefore messages delivered by attractive people have a more significant effect.

In addition, persuasion studies demonstrate that the major influence upon us is not the media but our contact with people - face to face influence produces proven results.