This document discusses different types of handshakes and their implications for communicating dominance, control, rapport, and credibility. It describes how a handshake can signal equality or submissiveness. Various techniques are covered for gaining confidence in a handshake, including stepping forward with your left foot to disarm a power player. Handshake styles like the double hander or standing on the left side in photos can make one person appear more dominant. The worst handshakes to avoid are also outlined, such as the wet fish or bone crusher styles.