You'll earn when users visit your website and click on or view the ads on your pages, depending on the type of ad. Learn more about earning with AdSense.

AdSense is free, so we encourage you to give it a try. If you have a website, and you comply with our program policies and eligibility criteria, just complete our online application.

We'll review your application and follow up with an email within about a week, depending on the volume of applications we receive. If you are accepted into the program, you can sign in to your new account and get the HTML code that will display ads on your webpages.

Now that's a short, sweet and clear explanation in simple words. Since, Now you have learnt alteast something about adsense, You can certainly answer this Question,

What's most necessary to Earn with Adsense?

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Webpage.That's Right. You need a page on internet to serve Google and start Earning. You can get a webpage through many different ways like writing for a site, making blog, building a site or so. Hence our next posts will be devoted to ways we can gain a webpage which could attract traffic,or which is best to choose a site of our own, blog or its better and high paying for another site?? All these questions for next post.

Your work for now is just to know adsense more. Visit official site of Google Adsense for more info and further questions you can also comment your question here, since I 'm here to answer.

We will learn about sing up and webpage soon.Till then,

Keep Knowing!