Probably deliberate, for most a warning and a stern phone call will probably be enough to convince them not to try it again so if preventing crime rather than g

Probably deliberate, for most a warning and a stern phone call will probably be enough to convince them not to try it again so if preventing crime rather than getting convictions is your goal then it's done its job. It wouldn't be entrapment unless the NCA was proactively coercing people into placing orders. (you can't have a contract for something illegal so there'd be no right of action)