Tottenham Hotspur manager Ange Postecoglou could become a man in demand this summer. A managerial merry-go-round could be on the cards with a number of high-profile vacancies opening up over the next few months. Despite having only being appointed by Tottenham Hotspur last summer, Ange Postecoglou is already being linked with other jobs. Ange Postecoglou eyed by Manchester UnitedAccording to ESPN, Manchester United cannot be ruled out of a potential swoop for the Australian this summer. Speculation remains over whether the new ownership will stick or twist with Erik ten Hag over the next few m…