1. A system, comprising: a processor of a network device configured to: implement a first service profile for assisting control of a use by a first end-user device of a first service class on a first network, the first service class comprising at least one of a set of one or more network data services less than all available network data services available to the first end-user device or a set of one or more applications less than all applications available to the first end-user device, wherein the first service profile includes a plurality of service policy settings, and wherein the first service profile is associated with an initial service plan for the first end-user device that provides for initial access to the first service class with limited service capabilities prior to activation of a new service plan for the first end-user device; monitor use of the first service class by the first end-user device based on the first service profile; and allocate at least a portion of the use of the first service class to a first sponsor entity, the sponsor entity being an entity other than a user of the first end-user device or an operator of the first network; and memory of the network device coupled to the processor and configured to provide the processor with instructions.