As you saw in Chapter 1, Introduction , correspondence via e-mail can be as simple as sending a message to a friend, or much more complex. The first users of the predecessor of the internet, the Arpanet, found that they used the system more for sending e-mail than they did research documents, and that is the way it is today.
More people use the internet for e-mail than for anything else.
Click here to go to Mailing Programs . For more information on how e-mail can be used, see Chapter 7, Discussion Forums .