Now BA fares from London Heathrow are priced at a slight premium (see even further down below) so the sweet spot would need to move up just a little on the size. We may well modify, revise or update this Arrangement and/'or even the Privacy Plan, Anytime, by updating this https://businessflightshop.co.uk/blog/how-to-get-upgraded-to-first-class-for-free/