FIA Budapest. While any economic facet has not been mentioned in the talk and topic as such explicitly, the social aspects of privacy of user-centric data and knowledge of his/her behavior have been outlined. For purposes of studies and the understanding of user movements in a mobile communication network the data privacy aspects had been settled by taking volunteers into account. A more general approach as well as possible operational use of such measurement approaches has not been in the major focus of this work. Thus, the social facets for such a measurement path in operational or daily use may be considered unresolved, however, it needs to be determines in which way an operational need may optimize the network management.