A mobile RF communication device (100) configured for dual SIM operation and configured to send a request for search data relevant to the second SIM module (134) to a server (200), said request including an identifier for a first cell associated with the first operator (A); receive a response from said server (200), said response including a correlation for said first cell and search data for a second cell associated with the second operator (B), the search data including an identifier for the second cell; and adapt a network searching strategy for the second RF modem (132) based on the correlated search data.