And they guarantee your satisfaction. One person read it and said a skin condition they had cleared up the next day. Another person read it and healed their cat of a long-term food allergy. My sister read it and went out and bought a new car. My brother read it and went out and bought a new truck.
Stories move people.
People make their decisions based on what the facts mean to them, not on the facts themselves. The meaning they add to facts depends on their current story. People stick with their story even when presented with facts that don't fit. They simply interpret or discount the facts to fit their story. This is why facts are not terribly useful in influencing others.