Most people think email is helpful invention. It allows friends and family who are far apart to keep in touch with each other easily. Before email, it was more difficult to stay in touch with friends who live far away. Long distance telephone call wee expensive. And letters took so long to send and receive that they Didn't let people 'talk' to each other. Most people agree that email has been very helpful in allowing people to remain friends with people they do not see very often.