Given what system leaders must accomplish with limited resources, they must make bold decisions about their current investments to achieve high-priority goals related to implementing college- and career-ready standards. This workbook is designed to guide users through a five-step process of understanding what professional learning is available in their system; what is known about it; how it contributes to achieving the system's goals; and what actions leaders might consider to increase the overall effectiveness, efficiency, and equity of professional learning. The process outlined and the tools included in this workbook support teams of users in reviewing, revising, or replacing an existing professional learning system to address high-priority needs and initiatives, including the implementation of Common Core State Standards, new student assessments, and educator effectiveness systems. The following Tools are included: (1) Launching the Process; (2) Discovering Professional Learning; (3) Collecting Data; (4) Analyzing Data; and (5) Taking Action. [Note: The references are not included in this document.]