What is occupation supposed to accomplish?

Occupy is where protests go to die.

The city of Seattle has retaken the so-called Capitol Hill Autonomous Zone (CHOP), a plot of land that has been occupied by protesters since early last month. This is not the first time we have seen a major protest end in police disbanding a small encampment, and it will not be the last, but once again I have to ask: what on earth was this intended to a…