Describe what management is, why management is important, what managers do, and how managers utilize organizational resources efficiently and effectively to achieve organizational goals. LO1-2 Distinguish among planning, organizing, leading, and controlling (the four principal managerial tasks), and explain how managers' ability to handle each one affects organizational performance. LO1-3 Differentiate among three levels of management, and understand the tasks and responsibilities of managers at different levels in the organi- zational hierarchy. LO1-4 Distinguish between three kinds of managerial skill, and explain why managers are divided into different departments to perform their tasks more efficiently and effectively. LO1-5 Discuss some major changes in management practices today that have occurred as a result of globalization and the use of advanced information technology (IT).