Based on revenue it is the 2nd largest contextual advertising company globally. This platform serves more than 100million ads every year across hundreds of publishers and over 500,000 sites. Due to their collaboration with Yahoo-Bing Network the traffic that they handle generates over 70million paid clicks on ads per month. To display your ads on their sites there are certain qualifications you must meet up to; you traffic must come from the UK, US and Canada, your website must have useful contents that would appeal to the audience and it must be in English. Once you get approved and join their list of publishers, your site would be on the same network with reputable sites like NY Times, Martha Stewart, Forbes, and many others. The minimum payout is $100 and you can use PayPal or wire transfer.