This document discusses IT service management (ITSM) and related frameworks. It outlines several common ITSM frameworks including ITIL, ISO/IEC 20000, COBIT, CMMI, and PMBOK. It also discusses ISO/IEC 27001 which is an information security management system standard. The document references ITIL's service lifecycle approach including service strategy, design, transition, operation, and improvement. It also briefly mentions some ITSM tools from ManageEngine and planning for ISO/IEC 27001 certification.