Provide competitive differentiation by demonstrating reliability and high quality of service.
Gives access to key markets, like many organizations in the public sector mandate that their IT service providers demonstrate compliance with ISO 20000.
Provides guarantee to clients that their service requirements will be fulfilled.
Enforces a measurable level of effectiveness and a culture of continual improvement by enabling service providers to monitor measure and evaluate their service management processes and services.
Helps in influencing the ITIL practices to optimize resources and processes.