Stop flailing around! Have you ever been on a dive boat surrounded by more experienced and Increase your confidence and build upon your scuba skills with Advanced Open Water (AOW), Rescue Scuba Diver and Master Scuba Diver certifications. Enjoy scuba diving more with improved buoyancy and incredible comfort in the water. This is a great way to expand your dive knowledge while getting more dives under your belt and exploring new places. Build on what you learned in Open Water, and develop new skills by beginning new activities and exploring a variety of scuba diving sites.