lost luggage,the flight is delayed,to be sick,to be bored,to miss the plane,have an accident,airport view instead of sea view,medical problem,the climatisation is broken,forget something,the flight is cancelled,to buy a cat or a dog,unpredictable events,forget the passport,bad view swimming pool dirty bad food...,room dirty,member of family die,pillows smell bad,we don’t have the good room,:),we have a broken bed,we don’t have hot water in the shower,we have a broken window,we don’t have towels and sheets,to lose a child,