Whatever Walter Mazzarri is doing at Inter's Appiano Gentile HQ, it's working. The Nerazzurri sit below Roma and Napoli in the table, but that hardly matters at this stage.
Inter have seven points from a possible nine, having already negotiated an early season encounter with rivals Juventus and not been found wanting. If they hadn't noticed the change at Inter before, the 1-1 draw with the Old Lady in the Derby d'Italia should now have everyone's attention.
The Nerazzurri are back.
What are the key things Mazzarri must look for as he rebuilds the San Siro giants?