Modelling of business services in service oriented enterprises

AbstractThe idea of on demand business combines information technology and business to make the companies more rapid, responsible and profitable. Today, the most important thing that can be considered for an enterprise is flexibility, which, in this context, means having more flexibility in responding to new demands of the market and grasping the opportunities. In order to increase its flexibility, first of all, business enterprise takes a look at its interrelated activities and then specifies which activity is distinct and axial and which can be outsourced. If the companies can combine and coordinate these activities as they desire, then they will enjoy remarkable excellence in market. Extraordinary alignment between information technology and business is a result of Service Oriented Architecture (SOA) approach, which has made the organizations have a special look at this approach for execution of software projects.Business processes are used for modeling internal and external operations of the organizations for several decades and accidentally such a modeling has rapidly become a standard modeling in businesses, companies and enterprises, booming outsourcing market and making the enterprises and companies grow by such modeling and benefit from remarkable savings. But, there is a serious need for new methods for modeling enterprises operations in order to identify and use the common features between companies and enterprises for decrease the costs and enjoy more savings. In this paper, an approach is introduced that is based on business services for service orientation of enterprises. Molding the business services is one of the innovative methods for achieving the objectives concerned in the business