1. Open the Internet browser and sign into the Google Gmail account that Adsense is attached to.
2. Select 'Settings,' located at the top of the page. From the 'Settings' page, select 'Accounts.'
3. Click 'Google Account Settings,' then select 'Edit.'
4. Choose 'Delete Gmail Service,' then fill-out the reason why you are canceling the account and click 'OK.' Your Google Gmail and Adsense accounts are then removed from the Internet.