famous ways to earn money on net

Of course, in internet world there are so many ways to earn money, but some of them are only useful and easy way to earn money. Yes, because so many websites are offering or giving opportunity to earn money on their own style. Only few of them are good those which are genuine, perfect in work and less time taking sites. For example like adsense, it is the site which is giving chance to earn money in a genuine method and also easy way. Like that few websites are there, but the working strategy is different to every site. Different working style means some are ppc, some are ptc, some sites will give money for surveys and some more will pay for email.