Here are 3 of them which we are able to source out. Couldn’t get any better.

1) The Definitive Guide to Google AdSense

The single most complete and in-depth guide on Google AdSense. AdSense is a great way of starting your own Internet Marketing business… but it’s a business with a key difference. Maximising your AdSense income is what The Definitive Guide to Google AdSense is all about. You’ll understand the AdSense Income Equation and learn to maximize all those factors that affect exactly how much you get paid. The Definitive Guide to Google AdSense accelerates YOUR AdSense program from 0-60 in the time it takes you to study 101 pages of meaty, information packed, weapons-grade internet marketing data. 24,000 plus words of AdSense information concentrate. Membership to the AdSense Insider Group. (a $19.95 per month value) is free when you buy The Definitive Guide to Google AdSense.

2) What Google never told you about Making Money with AdSense

Anyone can paste a piece of code that displays Google Ads on their sites, and it costs nothing. How would you like the experts to reveal how optimizing your web pages’ design and layout can literally entice more people to click your ads to a point where you can afford to quit your full-time job? Let Joel Comm explain what he did to grow his income from $30 a day to $500.

3) Top Paying Keywords: Maximize Your AdSense Profits

The Top Paying Keywords database presents the keyword prices of the 20,000 most popular keyword searches, in addition to hundreds of high-priced keywords that we have brainstormed. By identifying the highest paying keywords on the Internet, the database allows website owners to dramatically improve earnings in Google’s AdSense™ program. In addition, the database includes thousands of high volume, low cost keywords on which you can advertise.

4) Google AdSense Tips (FREE!)

Learn how to get your site accepted for Google’s AdSense Program from SiteSell’s Ken Evoy.