Whether a pupil is a novice or an experienced practitioner, Kaustav can adapt his lessons to suit their needs thanks to his vast training and real-world experience. His engaging teaching style ensures that students receive thorough and efficient instruction by fusing conventional Krav Maga techniques with contemporary training methods.

Apart from his teaching duties, Kaustav is regarded as a reputable guide and organizer within the Krav Maga community. He is dedicated to upholding the virtues of self-control, deference, and tenacity both within and outside of the gym.