Introduction In selling, winning is not just dependent on the product you sell or what you say. A lot of what makes you more persuasive in convincing a buyer to trust you comes from nonverbal behavior. The way you walk, how you gesture, and even how you employ eye contact can influence how others judge your confidence, credibility, and genuineness. This is where body language is a big deal in sales psychology. It can tip the scales of getting a buyer to say "yes" versus walki