The underlying truth is this: If the fact is sufficiently material, then trust is not the issue – verifying accuracy is the issue.
Validating an organisation’s telecoms expenses is not a future-centric problem. All the data is available, in complete detail.
The ‘first-choice’ approach to telecoms expense management is to avoid sampling completely. Why sample, when you can easily analyse all the available data?
Smartphones and other internet enabled devices (tablets, dongles, phablets, etc.) are now really part of the IT landscape within an enterprise. What were once just mobile telephones are now mobile computers quite clearly, and as a result the high costs of IT management have crept in.