The document discusses the key roles and responsibilities of school principals as instructional leaders. It outlines three dimensions of instructional leadership: providing a sense of purpose by communicating and implementing the school's mission and values; safeguarding learning through supervision, evaluation, and monitoring of teachers and students; and setting a positive school climate and standards for learning. Effective instructional leadership requires defining school goals, developing stakeholders, and promoting a supportive school environment. The document also provides best practices for principals to work with school personnel, lead instructional improvements, and develop impactful relationships that motivate staff and students.