52 Weeks of UX – Email, the Glue of UX
These are just the basic ways that email is useful in providing a positive user experience. And despite the rise of social networking email is still the primary way for out-of-app communications.
via 52 Weeks of UX – Email, the Glue of UX. Email while being an unreliable (in that when it fails it fails completely) automated communication tool, is an easy and cheap and generally effective communication tool.