Save the Gmail data with Google docs as per your mapping of headers with Gmail fields
SETTING UP GOOGLE DOCS
SERVICE NAME
GOOGLE DOCS URL
SAVE MAIL
Click on Maildirector add-on
Open the mail that need to save
Select the Service of Google Docs
Clicking on Service Go will open the following fields
This field has the name or email id of the user who has sent the mail.
This field has the subject of the mail.
This field has the date in which the mail is received.
Basically this field has your email address.
This field contains the Cc contents of the mail
This field contains the message body
You can see the saved mails by click the Link to Google Docs