Research analyst definitions clarified to prescribe regulated scope of research services and conflicts, registration and disclosure norms. The regulations define key terms governing securities research: research analyst, research services, research report, and related actors (individual, part time, independent, non individual, research entity), set out what communications are excluded, and prescribe definitions for conduct concepts such as public appearance, consideration, and trading calls, as well as organizational terms like principal officer and change in control to allocate supervisory and registration responsibilities.