1. Open Outlook, in the top menu bar, Click the "Tools" menu and choose "Accounts...".

2. Click the "Add" button and choose "Mail...".

3. Type your name, or Company Name (whichever you want to show up when you send email). Click Next.

4. Click "I already have an e-mail address...".
5. Type your email address. ( Your user name followed by @yourdomainnamehere.com )
Click Next.

6. Select POP3.
7. Type your Incoming mail server as: www.yourdomainnamehere.com
8. Type your Outgoing mail server as: www.yourdomainnamehere.com (if you get errors when sending email, you may need to change this to your isp's smtp server, such as smtp.earthlink.net)
Click Next.

9. Type your full email address (in all lower-case letters).
10. Type your password (your password is case sensitive).
11. If want your password saved, so you don't have to type it when checking email,
place a checkmark here. Click Next.

12. Click Finish to save your settings.

If you have more than one email account, then just repeat these directions.  Outlook will check each account.