A system for provisioning mobile terminals (102, 202, 602) operable on a network, comprising: at least one mobile terminal (102, 202, 602) adapted to be coupled to the network; a network service adapted to be coupled to the network to provide an application (104, 204, 510, 600) via the network; a provisioning service (106, 206, 300, 608) adapted to be coupled between the mobile terminal (102, 202, 602) and the network service to provide a single interface for the network service to control provisioning of the mobile terminal (102, 202, 602), and to effect the provisioning by delivering the application (104, 204, 510, 600) to the mobile terminal, wherein the provisioning service (106, 206, 300, 608) comprises a delivery module (304, 500, 504, 612) to deliver the application (104, 204, 510, 600) to the mobile terminal (102, 202, 602), characterized in that - the provisioning service is a provisioning Web service implemented using Web services (302, 304, 306, 308, 310, 604, 610, 612, 614, 616); - the provisioning Web service (106, 206, 300, 608) uses a terminal management Web service (306, 616) to effect the provisioning by configuring application use settings on the mobile terminal (102, 202, 602) such as parameters associated with any data objects delivered by the delivery module and such as modifications of parameters existing on the mobile terminal; and - the delivery module is a data object delivery module configured to deliver the application upon successful configuration of the application use settings on the mobile terminal. at least one mobile terminal (102, 202, 602) adapted to be coupled to the network; a network service adapted to be coupled to the network to provide an application (104, 204, 510, 600) via the network; a provisioning service (106, 206, 300, 608) adapted to be coupled between the mobile terminal (102, 202, 602) and the network service to provide a single interface for the network service to control provisioning of the mobile terminal (102, 202, 602), and to effect the provisioning by delivering the application (104, 204, 510, 600) to the mobile terminal, wherein the provisioning service (106, 206, 300, 608) comprises a delivery module (304, 500, 504, 612) to deliver the application (104, 204, 510, 600) to the mobile terminal (102, 202, 602), characterized in that - the provisioning service is a provisioning Web service implemented using Web services (302, 304, 306, 308, 310, 604, 610, 612, 614, 616); - the provisioning Web service (106, 206, 300, 608) uses a terminal management Web service (306, 616) to effect the provisioning by configuring application use settings on the mobile terminal (102, 202, 602) such as parameters associated with any data objects delivered by the delivery module and such as modifications of parameters existing on the mobile terminal; and - the delivery module is a data object delivery module configured to deliver the application upon successful configuration of the application use settings on the mobile terminal. - the provisioning service is a provisioning Web service implemented using Web services (302, 304, 306, 308, 310, 604, 610, 612, 614, 616); - the provisioning Web service (106, 206, 300, 608) uses a terminal management Web service (306, 616) to effect the provisioning by configuring application use settings on the mobile terminal (102, 202, 602) such as parameters associated with any data objects delivered by the delivery module and such as modifications of parameters existing on the mobile terminal; and - the delivery module is a data object delivery module configured to deliver the application upon successful configuration of the application use settings on the mobile terminal.