The document is a letter from ISSA congratulating Darren Castrillon for passing the ISSA 8th edition CFT exam. It provides feedback on his performance in each section of the exam. It notes he received 268/320 points on the multiple choice sections and should review specific questions. It says he did a great job on the long essay section, particularly on periodization. For the case studies section, it notes he demonstrated a solid understanding of program design but should review as he received 142/160 points. Overall, Darren received 511/600 points for an 85% final grade and his certification will be sent in 7-10 days.