google adsense
What is Google Adsense?

Google Adsense is contextual Affiliate program which generates revenue for you, by putting it's ads on your website. There's mainly a few different types of ads, but let's stick with most common, Google Adsense ads, Google Referral banners ads and Google Search bar. The first one is simple text add with link to the advertiser, could be in the frame, colored or not, but mainly related to the content of the website.
The second one means that you referral your visitors, when they click on their banners, embed on your website.
The third one means that you put their search bar on the website so the visitors can search the web directly from you website.
In first case you could be paid about $0,05 or $0,50 or even more for a single click. The second case is much better paid business and could reach up to $20 for a single click, depends on how much advertiser paid commission for every new member that you referral to them.
 

google adsense account
Adsense account activation.

Simply go to the Google Adsense sing up page and create new account. It's very important that you provide your real information, otherwise you won't be able receiving any payments. You must be patient while they answer you back, it may take a few days or even more. Once you are accepted and have your codes you my start dealing with ads and banners, but always remember, don't ever, ever try to cheat or play dirty tricks.
Google Adsense has very strict Terms of Service for participating in their AdSense program. Any violation will cause suspension of the Adsense account. Chasing for more money from your adsense, you could try to do many allowed things, which you will find here AdSense optimization tips - Video Guide. Guys, please take this one for serious!

Let's say couple of things you shouldn't do ever!

Don't you ever, ever click your own ads. It is most common mistake that causes account termination immediately.

Never ask your friends click your ads for you. Thay have very sofisticated technology that observes IP address and their activities. As soon as they notice continuous clicking from one IP address, or from more IP adsresses but connected to the same person, your account will be terminated.

Google Adsense does not allow putting ads on the website without amy content, and only with ads. Don’t put ads without any content on the page.

Don’t put ads in Pop-up windows or a frame pages. Adsense program allowed you to put ads only in the website or Blog.

Also can't use Adsense in e-mails or newsletters.

Never lead your visitors directly to click on the ads. It's considered as inappropriate behaviour against advertisers.

Don't do any modification on the HTML code they provide to you. Google Adsense program is strictly prohibited any changes.

Google Adsense does not allow maintaining more than one Adsense account, for person. They will reject your application if you apply for another account with same name or e-mail address.

Never use software to generate clicks on your ads. Google Adsense technology is very advance and can easily trace others machines activity. So don't risk working hard on your website for a months and blow it away in a few hours.

It's not allowed to hide text or URL of the advertiser, or any other part of the ads.

Seems you are not allowed to share in public Adsense information, such as amount of clicks, or money income, don’t provide any information to other people, or give them access to your account. In order to discuss any of your problems, Google Adsense have an official AdSense Help Center for users, so you can discuss your problems with official support, or other Adsense users.
 

useful tip
This one could help!

To increase money income from Google AdSense could help if you write a content for your website which will be indeed related with best paid ads by Google Adwords service. Advertisers pays very different prices for their ads. Sometimes it's just a few cents per click, but sometimes it's even a $20 per click. Yeah, I know what you think now! It would be nice knowing which are best paid ads?! But there isn't reliable way to discover it, especially seems advertisers changes prices all the time. Google out this thing to see what result you'll get, or join Google AdSense Forum, or OZZU to discuss about this thing with other Adsense users.

Meanwhile, all it's left to you is to trust them, saying that the highest paying ads will be displayed automatically on your website. Some even says, it depends meanly of your website traffic, bigger traffic - higher paying ads... There's a lot of theories, and it's probably a little bit of everything, but one is for sure, you will NEVER do a big money without working so hard doing quality website with valuable content.
 
Meanwhile, all it's left to you is to trust them, saying that the highest paying ads will be displayed automatically on your website. Some even says, it depends meanly of your website traffic, bigger traffic - higher paying ads... There's a lot of theories, and it's probably a little bit of everything, but one is for sure, you will NEVER do a big money without working so hard doing quality website with valuable content.