Can you image the amount of data collected by the phone companies? Not data on customers, but the data that is created by customers. They can store service records – but for only short periods – and once it’s gone, it’s gone.
Because the service provider data is time sensitive, if an attorney or the authorities need the information for a case, a preservation letter has to be created and sent immediately to all the service providers involved. The preservation letter asks them to save data for a specific account and is urgent before the data is eliminated. The legal wording for cell records and preservation is specific to each service provider and if not complete and accurate, the request could be denied.
The service providers [...]