Method and system for modeling services in a service-oriented business

A method of modeling a service-oriented business, comprising:

• identifying a business service to provide based on at least one of a consumer request, market needs, and capability analysis;
• creating a business specification for the provided service, the business specification of a service specifying business requirements for the service;
• the business specification of a service comprising details of the business service including a description of a functions of the business service, service consumption terms, service performance terms, and service management terms;
• storing the business specification of the service for each of the service tasks in a service catalog;
• creating and reviewing a business process model for each service function, said business process model providing a sequence of steps in the business process, but not decomposing each of said steps into smaller steps until said steps are resolved through the method;
• analyzing each of said steps to determine which shall use service tasks;
• searching one or more service catalogs to find service offerings that perform at least some of said steps;
• process modeling each of said steps that are not using service tasks, said process modeling being suitable for communicating between a service provider and a service implementer;
• storing a process model for each of said steps that are not using service tasks in a operation model repository;
• creating a business specification of a service for each of said steps that are using service tasks based on at least one of a service provider and a service consumer, said business service specification being suitable for communication between a service consumer and the service provider, said business service specification specifying service requirements for said service task, said business service specification enabling recursive decomposition of the service, said business service specification comprising details of a business service including a description of a function of the business service, service consumption terms, service performance terms, and service management terms;
• and
• storing said business service specification for each of said service tasks that are being used in a repository of business specifications of services.