Cingular is a leading player in postpaid wireless services due to its large nationwide service area and over 57 million customers. It seeks to preserve revenue and margin while maintaining price parity with rival Verizon Wireless. This report contains insight and analysis of the product or service strengths and weaknesses, list of buying criteria and how the product or service fares in each category, and a comprehensive table of product or service metrics and specifications. This report is useful for purchasers who need to evaluate products, or as a source of competitive intelligence for vendors.