London and New York are battling it out for the title of most expensive real estate in the World at the moment.  The new trend of "buy to leave" investors flooding into London on the back of non-dom tax concessions is creating a bubble that many locals are concerned about.  In Ireland we have resisted the temptation to open residency rules and this will be critical to our future as an attractive location.  We do not need tax incentives to attract money into property here.  This article misses the point.  Will 2016 be the year when London dash for foreign cash backfires? Empty but owned apartment blocks are not good for a city.