Adsense from Google is the Emperor in online advertising and AD PULISHMENT Google uses its Internet search technology to serve advertisements based on website content, the user's geographical location, and other factors. Websites that are content-rich have been very successful with this advertising program named adsense. Google crawls your page content and displays text and image advertisements related to your website content. They holds the highest paying cpm and cpc advertisments in online advertising. Adsense for search, Adsense for feeds, Adsense for mobile, Adsense for video and Adsense for domains are other attracting advertisement options from Google which makes website owner to earn from every part of his website. Another option called Referrals(you get earned when someone download a software like Mozilla Firefox, Picassa, Google Pack which included above two and other softwares like Norton Antivirus etc) was withdrawn a few years past.