Success Story Domestic Revenue Assurance Revenue Assurance Operator size: 20m Technology: LTE, UMTS, GSM, IPTV Scope: Domestic RA Initial error rate of test calls: 3% Impact after 12 months: Error reduction worth €4m KEY FACTSSuccess Story Domestic Revenue Assurance The operator with 20m+ subscribers had no visibility of the accuracy of the end to end billing process. Customer complaints and ad hoc manual test would generally be the way in which billing errors were identified. With total revenues exceeding €2.5bn there were large risks associated with potential under billing and the negative publicity of over billing. A more formal automated Revenue Assurance testing process covering as much of the risk as possible was required. A leakage rate of as little as 1% would result in losse

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