How To Use Adsense Ad Units

"I've seen many blogs and websites where it the adsense ads appear to be ads."

"What do you mean by that sentence?" I know this question will come in mind when you read the above sentence.
The simple and effective way to use adsense ad units is to blend in your website or, blog content, so that the readers aren't disturbed. That's it. If succeed in doing this, you're pursuing your visitors to be the clickers of your adsense ads.
Lets take the example of this blog. If someone visits this blog, he/she will not notice the ads and while reading the article, if he/she finds some good links on adsense ad, he/she will for sure visit that website on the ad. That's what I mean in the above sentence.

How To Customize Adsense Units!
Google gives you some control on the adsense units. You can change the background color, text color, heading color, url color, font format and font size. Apart these, you can also select whether the ads that are displaying on your website be image ads or, text ads or, both.
Now you should be able to customize the ad units to your needs. Well, there's still a problem, "How to match the colors of your adsense units to that of your website content!"
Here's a simple solution; you can use a simple, small colors picked tool that lets you select colors anywhere from your screen and generates codes for it.
Here's a but useful tool: Color Picker 2.0
Now the adsense ad units are fully in your control.