Mail forwarders allow you to have your emails forwarded to another email address. You can optionally choose whether to keep the received emails in your inbox or have them removed once they have been forwarded.
Step by Step
Click the "Settings" button in the main navigation:
Click on "Forwarders" from the list of sections:
To add a new forwarder, enter the email address you would like to forward your messages to, then click the "Save" button:
You can check the "Keep a Copy" checkbox to have messages remain in your Inbox after they have been forwarded to each of your forwarders.