1. A non-transitory computer-readable storage medium storing program code for causing an end-user device to perform the steps of: determining that the end-user device is connected to or attempting to connect to a first wireless access network; obtaining an indication that usage of the first wireless access network is associated with a first cost; and based on one or both of the indication that first wireless access network is associated with the first cost and the determination that the end-user device is connected to or attempting to connect to the first wireless access network, restricting communications associated with a first service activity over the first wireless access network.