Secrets of the sharper or Catalus of the 21st century

Techniques that passed from teacher to student were protected, and if the student revealed techniques, then he betrayed his own and thus the punishment was very severe. This book includes a large arsenal of tricks and techniques with which you can easily deceive your friends (do not try to play for money with the learned technique !!!). First of all, this book is addressed to those who want to know the sharper when playing .... The author is not me !!! The book is cool.!