A member of Blogoscoped forum reports that Gmail is experimenting with ads between emails. As we all know, Gmail is popular free mailing service from Google and its only source of revenue is from ads.

UPDATE:You can easily remove ads by using Firefox add-on WebMail Ad Blocker or greasemonkey script Gmail without ads. Chrome users can use extension Hide Gmail Ads. If you don’t want to use addons, you can still remove ads be a simple trick given below. Gmail tries to provide useful information and relevant ads in the [...]