This document discusses training evaluation in an organizational context. It outlines the purposes of training evaluation, which include identifying areas for modification and gaining information on needed changes. Principles of effective training are provided, such as clear objectives, organized material, and practice. The document also describes different types of training evaluation, including formative, process, outcome, and impact evaluation. Methods of evaluating training discussed include questionnaires, tests, interviews, and measuring performance and organizational metrics. Feedback is important to identify causes of any differences between expected and actual outcomes. Overall, regular evaluation of training programs and techniques is necessary to establish their effectiveness for the organization and individuals.