JUST GOT O/W CERT. BY BIRD"S DIVE SHOP IN FL. WHAT A FANTASTIC EXPERIENCE MR.SANDMAN IS A GREAT DIVE INSTRUCTOR WHAT I WOULD LIKE TO KNOW IS WHAT IS THE NEXT LEVEL [ RESCUE DIVER] OR WHAT I KNOW I NEED MORE BOTTOM TIME JUST WANTED TO KNOW ABOUT HOW MANY DIVES BEFORE I CAN GO TO NEXT LEVEL:bounce4: