Patent ID: 8839322

Claim:
A method for managing triggers for a plurality of subscribing set-top boxes in an interactive television environment, said method comprising: a) providing a database of subscribing set-top box profiles, the database of profiles associating subscribing set-top boxes with respective sets of triggers; b) in response to receipt of a trigger registration request: i) processing the trigger registration request in combination with information in the database of subscribing set-top box profiles to derive validity information associated with a new trigger specified by the trigger registration request, the validity information conveying whether the new trigger is valid for at least one specific subscribing set-top box; and ii) selectively updating the database based on the trigger registration request in dependence on the derived validity information, wherein the deriving validity information associated with the new trigger includes determining whether a threshold number of triggers has been exceeded in connection with the at least one specific subscribing set-top box.