The time required to review or playback multi-media program material can be controlled to reduce the time required to review a program. An exemplary method includes, at a policy server, sending a request for quota usage information associated with a subscriber to an online charging system node. For a given base station, the probability that it provides a level of signal coverage to a geographical area that would enable the mobile-device in the first geographical area to communicate with the network is determined. An address comparator compares the comparison address data with a renewed address of the program counter.