the 183 days rule applies not only in "good ld europe" but in most of the so called western countries (usa, singapore,etc) and if you miss to apply for residency in the place where you intend to stay one day more it mught happen that you pay taxes double... (happened to a couple of people in usa and...

we have been there a couple of times during last years and always deceided that there is better value (and service) i a lot of other places...