According to some, whenever you call the police, it is an act of racism, classism, and/or cultural imperialism UNLESS the defendants are the exact same race, class and culture as yourself.
That said, I'd begin calling after 1 AM on a summer night.
That is when I believe my ability to sleep outweighs their ability to make noise.
Some people are likely glad I am not their neighbor.
The change on Nostrand will make the one on Franklin look minor