Courses that focus on advanced tool proficiency, including mastering the state-of-the-art features, using variants and creating components, and gaining surgical-like precision. Also includes learning new tools and discovering unknown tools, solidifying architecture foundations, handling tools efficiently and professionally, building an advanced toolbox of knowledge, enhancing practice, and re-familiarizing with systems. Emphasizes understanding workflow, creating nuanced expressions, validating existing knowledge, and gaining practical tools for self-education.