This report provides a comprehensive overview of office management, leadership, and presentation skills. It covers best practices in developing presentations, including audience considerations and communication media advantages and limitations. The report also addresses managing office facilities, including establishing procedures, managing work effectiveness, and designing office systems. Additionally, it delves into handling mail, including dealing with junk mail, addressing problems with mail, and organizational policies. Furthermore, the report explores administrative support for meetings, spreadsheet software, and email usage. Finally, it examines principles of leadership and management, including planning, coordinating, controlling work, and key performance indicators. The report incorporates multiple units such as developing a presentation, managing office facilities, handling mail, providing administrative support for meetings, spreadsheet software, using e-mail, and principles of leadership and management.