Service oriented architecture (SAO) is latest trend in trying to bridge the gap between business strategists and IT architects. Architecting services from an enterprise perspective does not just involve identifying and fitting pieces together, but managing and addressing cross cutting concerns or non functional requirements (NFRs).
Citation:
Naveen Kulkarni, Srinivas Padmanabhuni, "An Architectural Framework for Non Functional Requirements in Enterprise SOA Adoption," wicsa, pp.36, Sixth Working IEEE/IFIP Conference on Software Architecture (WICSA'07), 2007