Return Address: Your OlyPen email address
Mail Server (Incoming): pop3.olypen.com
Login Name: Your OlyPen username
SMTP Server: smtp.olypen.com
Make sure Allow authentication is unchecked.
Authentication Style: Passwords
SMTP server: smtp.olypen.com
Allow Authentication should be unchecked.
The rest of the settings should be left as is.
Then select your OlyPen connection in the Entry field.