Create and Send E-Mail Messages
Although Entourage is a full-service information management program, your primary use of it will probably be for e-mail. Regardless of the type of e-mail account you have (Exchange, IMAP, POP, or Windows Live Hotmail), as long as you have an Internet connection, you can send e-mail.
Addressing an e-mail message is as simple as typing the intended recipient’s e-mail address into the To, Cc, or Bcc box. To determine the correct box, consider whether you want to send a message to more than one person, indicate a different level of involvement for certain recipients, or include certain people without other recipients knowing.
As you type a name or an e-mail address into the To, Cc, or Bcc box, Entourage ...