In this chapter, you learned about the decisions you need to consider when planning for an installation of Sametime 8.5.2. You learned about the essential choices for growth and stability of the platform, as well as how certain hardware and software choices will interact. You also learned how to plan for each part of the Sametime environment, such as WAS, LDAP, and DB2, and how those elements should be configured for current and future flexibility. In the next chapter, you will step through an actual Sametime install process. After each section, you will also learn about how to test each newly installed component.