Options for Send from Gmail
Enter the domain name of your
Google Apps for your domain
account:
(Enter just the base domain your_domain.com instead of www.your_domain.com.
For Gmail, leave the field empty.)
Enter a prefix for the subject field when sending from Gmail:
(If the title of the current page is "Nobel prize winners", and your chosen
prefix is "Interesting link", the mail will have the subject
"Interesting link - Nobel prize winners")