This lesson focuses on key aspects of a tennis serve, such as the importance of keeping the shoulder and hip aligned with the target and maintaining consistent racket movement. It also emphasizes the critical transfer of weight from the back foot to the front foot and the execution of a proper split step to generate momentum. Additionally, attention is given to the role of the head position during the serve, with tips for improving consistency and precision. The session wraps up with a focus on practicing the serve while maintaining proper form and avoiding common mistakes.