809 Words of Advice From a Persuasion Genius
Robert Cialdini wrote one of the most important books for marketers called
Influence: The Psychology of Persuasion
[https://www.amazon.com/Influence-Psychology-Persuasion-Robert-Cialdini/dp/006124189X]
and it has sold over 3 million copies and been on best-seller lists and
most-recommended resources for over three decades.