Log on to Google email at www.google.com click on Settings
click on Forwarding
Select Enable POP for mail that arrives from now on

Open Eudora.

Click Tools > Personalities.
Right-click in the Personalities box and select New.


Follow the instructions in the New Account Wizard, using the following settings:

◦Personality Name:

Enter an account name and click Next.
Account Settings: select Create a brand new email account and click Next.
Personal Information: Enter your name as you would like it to appear in the From field of your messages.

Click Next.
Email Address: Enter your full Gmail email address (username@gmail.com) in the Email Address field, and click Next.
Login Name: Enter your full email address

username@gmail.com
Incoming Email Server: Enter pop.gmail.com in the Incoming field.

Select the POP radio button and click Next.

Google Apps users, enter the server names provided, don't add your domain name in this step.
Outgoing Email Server: enter smtp.gmail.com in the Outgoing field.

Select Allow authentication and click Next.
Click Finish.

Right-click on the personality you just created and select Properties.
Click the Incoming Mail tab.

Set Secure Sockets when Sending to Required, Alternate Port.
  Troubleshooting tips:

•Did you click Save Changes after enabling POP in Gmail? To ensure that Gmail can communicate with your mail client, be sure to click Save Changes on the Gmail Forwarding and POP/IMAP settings page.

•Are you seeing a 'certificate error'? Read Google's HELP article dedicated to fixing this problem.