A recognized solution to these problems is to use a Service Management System (SMS) based on ISO/IEC 20000, the international standard for IT service management. Certification to this standard enables you to independently demonstrate to your customers that you meet International accepted standard which are proved by many worldwide organizations. In addition, this standard ensures companies can achieve factual approach benchmarks to continuously improve their delivery of IT services.
One best way to ensure that organization has competence people for driving these excellences for provision of services. It is vital to have lead assessor/auditor who has capability for managing and controlling the Service Management System in the effective and efficient way.