A Heathrow Express spokesperson, said:
“93% of our passengers are satisfied with the Heathrow Expressservice which is a 3% increase since Spring 2012. We have spent £15 million pounds on upgrading the Heathrow Express fleet since May 2012 and have improved passenger information on board, online and on mobile devices. We are continuing to invest in improving all aspects of customer service.”
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Rows of students stood and turned their backs before filing out of the lecture theatre.