Deliver AdSense Ads through DoubleClick for Publishers (DFP) using very simple steps. Beside loading the Ads asynchronously, you can have more control on Ads. If you are reading about DoubleClick for Publishers (DFP) for the first time, we will advise you to read about Basic Details on DoubleClick for Publishers (DFP) before getting ready to deliver AdSense Ads through DoubleClick for Publishers (DFP) using our guide.
Why we need to Deliver AdSense Ads through DoubleClick for Publishers (DFP)
DoubleClick for Publishers (DFP) is nothing but a free Ad delivery system. In order to use this free service to deliver AdSense Ads through DoubleClick for Publishers (DFP), you need an Adsense account. The Ad codes will load asynchronously like Analytics and moreover you can add the parameters to target the Ads – this is not possible with AdSense by default with a normal account.
Steps to Deliver AdSense Ads through DoubleClick for Publishers (DFP)
So to deliver AdSense Ads through DoubleClick for Publishers (DFP), you need an DFP account. You can create one by clicking here. The empty new account looks like this :
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First, click that Inventory tab, then Select Web from the New ad Unit dropdown :

There is trick in naming the Ad units. You might name an ad unit as SiteName_Section_SubSection_ATF_PagePosition_WxH, where ATF = Above the Fold, W = Width, and H = Height
You will get more details on DoubleClick website on this. Save after filling the fields except Placements. We need to Placements now. On the left sided pane, there is a link name Placement, click it and then click “New Placement” on the webpage that opens up :

There is naming convention as well. “Placements represent one or more associated ad units. When naming your placements, you may choose to describe the physical location of the ad units associated with the placement, or a particular theme or section of your site”. We are using like this :
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In “Assigned inventory” add the Ad unit we have just now created. You will notice one option saying ” Copy AdSense targeting ” :

Save it. You might get errors. If this happens, know clearly – you need to add the fields manually (by not selecting AdSense one).
Now, we need to Create an Order. To do this, Click Orders on top navigation menu and click New order button. Add data of yours’, important setting is, you will select “Price Priority” if you are going to set for CPM or CPC based target with a bar on AdSense rates. Save it by selecting Save and Upload Creative from the bottom of that page.
What you can do, you can easily use a third party Ad to make a great competition. This is why we worked so hard to Deliver AdSense Ads through DoubleClick for Publishers (DFP) !
So we are ready to Deliver AdSense Ads through DoubleClick. Generate Ad Codes by clicking Generate Ad Tags. Add them on your website. If you want to only Deliver AdSense Ads through DoubleClick for Publishers, just copy paste the code of that AdSense unit (through Create an Order).

What is creative?
Is it displaying alternative images/text if the value is lower??
The Ads / uploaded ads.
That depends on how many Advertisers are interested for the particular website.