Continuation about the self-service industry in the USA:
http://beinginamerica.com/2016/02/18/1249/
At this stand, you can rent a powerful carpet cleaner and cleaning agents. Since almost everyone has carpet here, it’s logical to assume that
a) thorough carpet cleaning isn’t needed every day
b) specialized products are best suited for this task
c) dragging the carpet somewhere is clearly not an option, and hiring someone means you’ll be paying for their time and other overhead costs and their interests.
Therefore, such self-service kiosks are common here (http://www.rugdoctor.com/)
And here is a kiosk selling socks: (https://www.sockfancy.com/)
(See this and other posts about life in the USA at http://beinginamerica.com/)


