Naturally, the pigeons hang out in the piazzas all day, cooing and crapping and waiting to be fed.
The management has devised ways to keep the pigeons out of the piazzas. 
mnli hypothesis: The management has devised ways to keep the pigeons out of the piazzas.  premise: Naturally, the pigeons hang out in the piazzas all day, cooing and crapping and waiting to be fed.