A system and method to automatically park a voice call on a mobile electronic device so that the device can receive data, comprising a switch for establishing a voice call at the at least one caller device, a database for storing at least one call processing rule, and an enterprise data server for receiving a data message, comparing contents of the data message with at least one rule in the database, and in the event that the contents match the rule then parking the call, switching the mobile electronic device to a data mode of operation, downloading the data message to the device and un-parking the call.