This document discusses key aspects of project management including application areas, project environments, management and interpersonal skills, the project management context involving programs, portfolios, subprojects and project management offices (PMOs). It notes that PMOs centralize resources, methodology, documentation and more to coordinate project management across an organization at the enterprise level. The roles of a project manager and PMO are compared, with the project manager focusing on a specific project and the PMO taking a broader enterprise perspective.