Have you experienced the frustration of sending a message to a friend only to find it bounced back to you? Your friend has probably changed their email address and forgotten to tell you about it. If it?s someone you see at the pub or at work, or can contact by phone, you can just ask them to give you their new address. If email is the only contact you have, however, it becomes a lot more difficult to stay in touch.
The internet has brought us tremendous freedom of communic…