System and method for identifying roaming-specific cost saving usage patterns

Apparatus located at a first mobile telephony network, said network comprising a detector for detecting at least one of roaming registration signals and session management signals of roaming mobile telephony users of said first mobile telephony network who are roaming at another mobile telephony networks; and an analytics unit, associated with said detector, for analyzing said detected signals per individual roaming users, and identifying, from said signals, any one of a plurality of predefined cost saving behaviors of respective individual roaming users. The analytics unit provides an identification output for any of said individual roaming users who is identified to be engaging in one of said predefined cost saving behaviors.