AdSense Tip 1: Find Best keywords for your content
Before serving ads on a web page, check its keyword density. You can find many free keyword analyzer tools in internet searching the word "free keyword analyzer".
AdSense Tip 2: Improve your keywords
Get keyword suggestions from Google AdWords Sandbox. Get new keywords that can help you improve your ad relevance.
AdSense Tip 3: Make content rich websites
This means that content-rich websites of a popular topic should attract a large amount of ads.
AdSense Tip 4: Write a new page/blog post every day
This is very important. The more content you have, the more visitors you will
