This document provides guidance for companies seeking NSI approval for keyholding and lone worker response services, specifically referencing BS 7984-2:2014. It outlines mandatory compliance with the new British Standard, which includes recommendations for the provision of lone worker response services, operational structures, training requirements, and documentation standards. Additionally, it emphasizes the importance of effective complaint management, financial stability, and proper equipment and training for personnel involved in these services. Manual review is recommended for complete details and specific requirements.