How to get more space on a plane with this 'secret' button

Sign up to Simon Calder’s free travel email for expert advice and money-saving discounts Get Simon Calder’s Travel email Get Simon Calder’s Travel email SIGN UP I would like to be emailed about offers, events and updates from The Independent. But few people know that those seated in an aisle seat have a hidden advantage - they can get more space to themselves at the mere push of a button. With many airlines reducing seat sizes, particularly on low-cost short-haul flights, space is increasingly at a premium. Official "extra legroom" seats - usually in exit rows, bulkheads or at the front of each section of the plane - usually command a premium, and often sell out well ahead of time.