In this chapter, you reviewed the distinct types of common life cycles of a project or phase in both waterfall and agile project management. Then you reviewed the goals and objectives of a project charter, and learned why documenting high-level requirements and understanding the criteria of a project charter are important. Lastly, you reviewed common best practices and the topics of a kick-off meeting. In Chapter 5, Creating a Work Breakdown Structure (WBS), you will review the work breakdown structure (WBS) and why it is considered the most important planning document.