Fill in the recipient's address and subject. If you want to add a Cc or Bcc, click on the "Add Cc/Bcc" button.
Enter your message, and click on the "Send" button.
If you want to use a different "From" address, change the priority of the email or have the sent email stored in the "Sent Mail" folder, click on the "Options" button before you send the message.
Set the parameters that you want to use and click on the "Apply" button.