The IDF Israel Army has put into practice a whole new level of integrated intelligence driven warfare in Gaza that has proven succesful so far (article)
On the TV and in the press so called military experts have come live to warn Israel that an urban battle would cost an enormous lot of lives and that they could not win such a battle. And Hamas also believed those old-school theories. But Israel has learnt from the 2014 invasion and has transformed the different intelligence services of the different military forces in the air, on the ground or the sea into 1 big operational command that is intelligence driven and where all the information is collected and redistributed from any service any time to any service any time.
THis article is a very good read (click)