Enhanced curfew and protection associated with a device group

A device comprising:

• a hardware processor configured to:
• obtain a total data usage allocation applicable to a plurality of devices, each of the plurality of devices being associated with a respective one of a plurality of users;
• obtain a measure of a respective data usage by each of the plurality of devices;
• aggregate the measure of the respective data usage by each of the plurality of devices to provide an aggregate measure of data usage by the plurality of devices;
• when the aggregate measure of data usage by the plurality of devices meets a condition relative to the total data usage allocation, manage one more service activities of at least one of the plurality of devices;
• and
• wherein the condition is the total data usage allocation during a service plan cycle by the plurality of devices, and wherein managing the one more service activities of the at least one of the plurality of devices includes:
• evaluating a current data usage by the at least one of the plurality of devices during the service plan cycle against a permitted data usage, to determine a match status between the permitted data usage and the current data usage;
• and
• in response to determining the match status, terminating at least one of the one or more service activities of the at least one of the plurality of devices during the service plan cycle.