Re: Surprise, surprise
They could always relocate to Luxembourg there they can trade throughout Europe and pay the lowest EU tax rates same as Amazon and other big corporations do.
Jean Claude Junker ex head of the Luxembourg government brokered this deal he has since left and is now the EU president!( he denies he was aware of the special tax favours when he was in charge). The UK tried to stop his appointment but there was little or no support from the other 27 nations with some even condemning the UK as closed minded for trying to block the election of a suspicious character as the most powerful man in Europe.
Vodafone are a big player in Germany, Spain and Italy however most of there market share is in south Africa and India both commonwealth countries so I don't Vodafone will make a knee jerk decision.