This part of ISO/IEC20000 describes the core concepts of ISO/IEC20000 , identifying how the different parts support ISO/IEC20000‑1:2011 as well as the relationships between ISO/IEC20000 and other International Standards and Technical Reports. This part of ISO/IEC20000 also explains the terminology used in ISO/IEC20000 , so that organisations and individuals can interpret the concepts correctly. This part of ISO/IEC20000 is for service providers considering using any part of ISO/IEC20000 and looking for guidance on how to use the different parts of ISO/IEC20000 to achieve their goal, service providers that wish to understand how ISO/IEC20000 can be used in combination with other International Standards, and practitioners, auditors, and other parties who wish to gain an understanding of ISO/IEC20000 .