ITIL Operational Support and Analysis focuses on the practical application of OSA practices in order to enable event, incident, request, problem, access, technical, IT operations and application management. OSA also covers issues relating to the people, relationships, procedures and infrastructure technology required to ensure that the organization or program can provide the high quality and cost effective IT services that are required to meet organizational needs.
..
ITIL Service Offerings and Agreements focuses on the practical application of SOA practices in order to enable portfolio, service level, service catalog, demand, supplier and financial management. SOA provides guidance to help organizations and individuals understand how the five stages of the ITIL lifecycle (service strategy, service design, service transition, service operation and continual service improvement) can offer value to organizations and projects.
..