E-mail Undo Feature by Gmail
Gmail is one of the best e-mail service which is provided by Google . Gmail is ahead with other e-mail service provider because of it's extraordinary quality.
Google added one new feature to Gmail that let you cancel a sent mail within five second of clicking sent.
When you "undo" any sent mail within 5 second, mail comes to your draft folder where you can modify your mail.
With the help of following steps you can use the undo feature of Gmail.
1. Log on www.mail.google.com
2.Click on "Setting" tab which you will get right hand side of your Gmail Account
3. click on "Lab " Tab.
4. Enable undo e-mail feature.