This document provides an overview of management concepts. It defines an organization and management, describing managers' responsibilities to help achieve organizational goals through planning, organizing, leading and controlling resources. It outlines different types of managers based on their level in the organization (top, middle, lower-level) and area of focus (marketing, finance, etc.). The basic management functions of planning, organizing, leading and controlling are also summarized, along with fundamental skills managers rely on like technical, interpersonal and communication skills.