This article has been updated. Originally published on October 31, 2011.
Every Halloween, in the elevator of my apartment building, there’s a sign-up sheet for residents willing to welcome treat-or-treaters. It’s never a long list, mostly just a smattering of names of people pressured into opening their apartments so desperate parents have a few places their kids can beg for candy. See, in the city, it’s considered poor etiquette to...