Linkshowoff :make money by selling no-follow links

Linkshowoff is a great site that helps bloggers earn extra money by selling space in their blog for advertising.
If interested you can sign up by clicking on the banner.After signing up you can create the widget that shows max. of 20 advertising links and you can fix the rate per link.If any advertiser finds it suitable ,you can sell him the slot.
And the site has very low payout of only $10 and have a referral system too.