Enlisted Retention and Counseling (MMEA-6) mission: On a daily basis, MMEA-6 approves and processes reenlistments, extensions and lateral moves (RELMs), Marine Corps wide, to provide the best, most efficient and effective enlisted career force. To this end, MMEA-6 also conducts counseling and performance evaluation for sergeants and above eager to enhance their professional and personal development. Finally, MMEA-6 serves as the occupational field sponsor for the PMOS 8421, Career Retention Specialist.