Go to your message center by one of these links: Or on your profile page, on the right side: In your inbox, select which messages to delete, and click the "Delete Selected" button at the...
Go to your "General" settings, then click "Delete Account"
This is a completely different software from the old site. There is no option to delete notifications. Facebook is the same way. No way to delete notification their either. Don't worry, it doesn't hur...
Open photo to full view page. Find the "Options" link at the bottom and click. Select "Delete".