I liked the article, the standard book on the subject is: http://www.amazon.com/Influence-Psychology-Persuasion-Business-Essentials/dp/006124189X/ref=sr_1_sc_1

I liked the article, the standard book on the subject is: http://www.amazon.com/Influence-Psychology-Persuasion-Business-Essentials/dp/006124189X/ref=sr_1_sc_1?ie=UTF8&qid=1394591078&sr=8-1-spell&keywords=invluence http://www.amazon.com/Influence-Psychology-Persuasion-Busine... I know there are some techniques I use from the book that helped me significantly.