YSK: Subscribe to "difficult to cancel" services like the New York Times through the Google Play/Apple App stores whenever possible to be able to easily cancel later without speaking to a live agent.
from /r/YouShouldKnow
YSK：尽可能通过Google Play/Apple App商店订阅 "难以取消 "的服务，如《纽约时报》，以便以后能够轻松取消，而无需与现场代理交谈。