Adsense is one of the biggest money maker in the world with the Google's huge ad Network. It is one of the biggest payer to the publishers across the world. Anybody can start earning with Adsense. No experience required. No technical knowledge required. Just need good writing skills.

But your content should contain the keywords that are being payed high amount in order to make big money. For example Debt Consolidation is one of such keyword which is having good pay. Similarly the keywords like Currency Trading, Mortgage, Loan, Insurance, Debt Relief etc are the highly paying keywords. Make sure you use such keywords in your posts.

However, they should be part of your content and not the entire content. You should use them at appropriate places whenever required.