What is the secret to long-term orthodontic practice success? Dr. Roger Levin was recently asked this question at a specialist symposium. His answer was the one word: consistency. If the right systems are in place and carried out on a consistent basis, the practice will be able to continue to improve performance, increase starts and production, and maintain high levels of success. One moment of inconsistency at the wrong time by the wrong person can have a seriously negative impact.