Select Tools -> Options
Select the "Network" tab

'Your e-mail address is' box: yourname@yourdomain.com
POP3 host: yourdomain.com
User name: Name of the POP3 account
Password: POP3 password
SMTP Host: Enter your SMTP server information

Select the "Advanced network configuration options" button. Make sure that the "Delete mail from host once successfully retrieved" box is checked, and then click "OK"

Select the "General"tab

Personal name: Enter your real name