'When I bought it the pound was worth 1.6 euros so it was cheap as chips. Now the pound is worthless at 1.13 euros. '
What do you think the exchange rate should be? Bearing in mind that the economy doesn't exist solely to enable British people to buy houses cheap in France, or Spain, or Bulgaria. And, incidentally, what you see as a 'weak' pound is excellent news for export trades. Finally, the UK was never part of the Schengen Convention.