Users demands and applications’ way of usage are
strongly shaped by massive growth in social networking
activities which forces transform form product-centric to
customer-centric model of services offering. Users are
increasingly interested in greater variety of reliable, secure and
flexible services available using increased variation of
devices. Users are demanding a direct role in service creation
where innovations may be exploited and added to obtain
advanced and personalized services. It is also expected that
service brokering solutions, offered on platforms where third
parties applications and services are integrated and federated
by network enablers, can incorporate a variety of business
process structures [20].