My understanding when I last played with Nextdoor a couple years ago was that they do address verification either through mailing you a postcard or some sort of

My understanding when I last played with Nextdoor a couple years ago was that they do address verification either through mailing you a postcard or some sort of phone numbers/credit card check. And then you can only interact with people in your neighborhood, or the adjacent ones. While Nextdoor is technically a subset of Facebook the same way snapchat's disappearing pictures and twitters character limit also is, having a restriction/focus makes the product more compelling to certain people.