Chitika SPHERE, Chitika’s official forum opened exclusively for publishers in October 2006. SPHERE became a great place for members to exchange tips & tricks and get to know each other. Among the most popular and visited sections of SPHERE was ‘Submit your URL for Expert Optimizations’ with 590 Posts and 54159 views, our most successful approach to help our publishers increase their revenue. Now, for anyone who has ever wondered if Chitika products would work well on their blogs/websites, they can find out LIVE by submitting their URL’s to our experts in The Chitika Open House without signing up!