• Open Outlook Express
• Select "Tools."
• Select "Accounts."
• Select the "Mail" Tab
• Click the "Add" button.
• Enter your name in the "Display name" field.

Note: The display name is the name that people will see when they receive a mail from you. The name does not have to match the e-mail username.

• Click the "Next" button.

• Select "I already have an email address that i'd like to use."
• Enter your full e-mail address in the "E-mail address" box.
• Click the "Next" button.

• In the section for "My incoming mail server..." select POP3.
• Your mail server address will be mail.ispname.com (or .net) depending upon your ISP.(For example, if you were elf@northpole.com then your mail server would be mail.northpole.com for both the incoming and outgoing mail server.)

• Your "Account Name" would be the part of your email addres that comes before the '@' (for example if your email address was elf@northpole.com your account name would be elf.) 
• Enter your password into the "Password" box.
• Put a check in the "Remember" password box.
• Click the "Next" button.

• Click the "Finish" button.