Dark Psychology:: The Most Dangerous Techniques of Manipulation, Persuasion, and Body Language

Here is this manual, where I provide you with techniques that will be extremely useful.

On one hand, you'll find techniques that will teach you how to defend yourself, recognize a manipulator, and protect yourself from them, so that you don't become a victim. You'll also find body language tips that will help you improve your communication with those around you, positively impacting their perception of you. Additionally, it will help you project power or authority in your professional life.