I've been dealing with an Australian who insists on pointing our "grammatical errors" in a piece, which are nothing of the sort. He just keeps trying to stick in superfluous words and commas everywhere (to paraphrase, he insists that something such as "his hands and feet" should be "his hands and his feet"), while ignoring the fact that the thing that should concern them - ie the ****ing contact details for his clients - are entirely wrong. I am trying not to call him a ****