This research is being conducted to find out how the Principal's approach is to develop expertise and enhance the performance of teachers. The goal of this study was to define the Principal's Competence Development Strategy and the Principal's Improving Teacher Performance Strategy. The methodology used in this study is qualitative in terms of data collection methods, including evaluation, interviews and documentation. The data presented using a descriptive approach, the subjects described were

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... the principal and the instructor. The findings of this study suggest that the implementation of the Principal Strategy in the area of competence growth is based on the fact that the Principal involves teachers in seminars, training and workshops with the goal of promoting and improving the competence of teachers. Whereas the main approach on enhancing teacher performance involves coaching teacher performance, monitoring or supervision of teacher performance, promotion of teacher discipline, encouragement and awards.