About the book: 2019 / Patrick J. Hall is an American sexologist who works every day with women who are unable to give sexual pleasure to their men. In In the book, the author reveals the secrets of oral sex and explains why it is of great importance for building a strong relationship with a man. The book “Blow Job: 10 Rules You Should Know!” contains detailed step-by-step instructions for women who want to learn the art of oral sex.