AdSense is the Best Online Advertising Network, provided by Google. Google uses its Internet Search Technology, to advertise or publish ads based on your site content, Users geographical location etc. to provide you the bestest ad marketing services ever....
are the interesting advertising options provided by AdSense, which lets you earn from everywhere like Blogs, Mobile Sites, YouTube, Google Custom Search etc. One another option is Referals, by which you get paid if someone downloads a software like Picasa, Norton Antivirus, Google Pack etc.