Airlines try to explain flight delays by citing “operational or technical reasons” which is as good as telling the passengers “we don’t owe you any detailed explanation.”
Companies use automated systems to respond to customer complaints. A friendly phone call can do wonders to assuage an aggrieved customer than a bland and mechanical algorithmic response.
Another typical jargon is ‘reasons beyond our control” or “unforeseen reasons”. This is arrogance disguised as politeness.