E-mail can be an efficient and inexpensive way to communicate with people. Compare that the cost of stationery, envelope, postage or to the cost of a long distance phone call. Fast delivery - most electronic mail will arrive at its destination anywhere in the world in a matter of minutes. For instance, if you have a long thought to communicate or wish to have a conversation, picking up the telephone is a far more efficient means of communicating. But e-mail can still be a very fun and productive way to keep in touch with people.
Mailing lists are a great way of getting involved with people of common interests.
When you subscribe to a mailing list, you will receive every message that anyone sends to that list. Whenever anyone sends a message to the list, it goes to everyone on the list. Here is a good example of a mailing list. Whenever you have a question about how to do something, you should write to the mailing list. This will cause you message to go to everyone on the list.