Reducing Delivery Costs for Voice and Data Services - Cartesian Client Case Study Our Client’s Situation Over several years, the demand for TDM voice and data services in the enterprise business sector has declined in favor of IP-based services. Faced with year-over-year shrinking revenue, our North America carrier client sought to drive cost out of the service delivery process for legacy wireline services to improve bottom-line results. How We Approached the Issue Over a 16-week period, Cartesian assessed the work center processes and tools to identify initiatives to reduce costs. Using our proven assessment methodology and deep subject matter expertise in service center operations and support systems, we documented the current state service delivery process flows, captured effort (volu

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