Network-based services can include internet access, application management and hosting, voice and data services and video services. None of these services are free and there is a risk of paying too much for a package of services for which the company only needs one specific service. This volume provides tech/biz guide to managing the costs and trade-offs of implementing a rich, service-based network architecture when ROI can plummet due to unpredictable overall market conditions.This first-ever valuation guide shows how to select and manage network-based services to ensure maximum return on investmentExplains how to manage the costs and tradeoffs between distributed and centralized management structures Shows how to avoid risking too much for too little return due to unpredictable overall market conditionsCovers network-based services such as Internet access, application management, hosting, voice and data services, and the new breed of SOAP/XML Web services.