Follow these steps to import your Leads:

1. Click on My Account in the top right.
2. Select Settings.
3. Under the Tools heading, choose Import Contacts.
4. Click on the Gmail button.
5. Click the blue Allow access button (you may need to log in to your Gmail account first).
6. Ensure the boxes next to the contacts you wish to import are checked. You can click Mark all to select all your contacts, or None to deselect all your contacts.
7. Select Leads from the drop down menu.
8. Click the orange Import Contacts button.