Yahoo! Publisher Network (YPN, which also known as “YPNO” or “Yahoo Publisher Network Online”) has been in beta development since its introduction in 2005, and yet to open to non-US or international publishers. When launched, it’s highly regarded as one possible alternative to dominant Google AdSense. But, it seems that Yahoo! Publisher Network has failed miserably, and nobody will be able to sign up and … Continue reading Yahoo! Publisher Network (YPN) To Close On April 30 (Alternative = Chitika)