This is more of a societal problem and to fix that requires some re-education of people that are coming into and only have been that society for a while, namely

This is more of a societal problem and to fix that requires some re-education of people that are coming into and only have been that society for a while, namely: - Be open to strangers - Be open to chance conversations (ie: remove your damn headphones once in a while) - Introduce yourself to your neighbours and help them