Self appraisal. A reflective exercise. This should be self-aware and to a degree self-critical. You could develop a personal Strengths and Weaknesses analysis, highlight key successes and reflect upon personal and professional development. You may wish to relate this reflection to acquisition of Standard and Professional KSBs, Relfect upon those that are assessed in the EPA TD. Finally, as its a SP you could reflect upon short / medium term personal goals.