Nowadays, the effectiveness of present oral preventive methods has been proved by the evidence-based medicine. Therefore, the use of fluorides, pit and fissure sealing, oral health products and medicines should be advocated. After early diagnosis is made, the process of oral diseases can be monitored and specific advice can be given to patients. The significance of technology in decision making should not be overlooked in continuing education. Furthermore, the real challenge lies in the use of innovations rather than the conventional surgeries. Recently, the new concept of minimal invasive dentistry (MID) has become the theme in the clinical practice of dentistry.