You may find Google sponsored links everywhere on web. Gmail also displays sponsored links aka web clips at top in email accounts. If you are annoyed with these targeted ads popping every now and then in your Gmail account, you can turn them off. Here is a little tip that will help you do this.
Looks like Gmail is leading an innovation race between free webmail service providers. Take a look at their recently added features and you’ll really find this true. They’ve come up with Filters, Labels, offline mail and now it’s Multiple Inboxes.