Google Affiliate Network works in the same way as other Affiliate Networks works. That means, number of page views or impression actually does not matter, but monetary credit is given if anyone clicks the Ad and buys within a stipulated period. So, the payment is Cost Per Action (CPA) based.
If you are not sure how Affiliate Networks work, you can read read our old post as well.
Eligibility for Google Affiliate Network
You need to have an Google AdSense account to apply for Google Affiliate Network. If you already have an AdSense account, sign in, then click this link to Google Affiliate Network signup page and complete the form.
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Your website / blog might be approved within 24 hours.
Going deeper in to the history of Google Affiliate Network
Google retired their AdSense referral program (which is very sad part), got DoubleClick network for $3.1 Billion in April 2007, affiliate network part of DoubleClick Performics remained with Google and was re-branded Google Affiliate Network.
Advantages and Disadvantages of Google Affiliate Network
Unlike other Affiliate Networks, Google Affiliate Network probably has better ‘safety’ for the payment part. Disadvantage of Google Affiliate Network is, you need to have an AdSense account. Google markets Google Affiliate Network in the following way :

Google Affiliate Network is a free program that makes it easy for website publishers to connect with quality advertisers and get rewarded for driving conversions.
- Discover high-performing advertisers
- Save time with a speedy and intuitive interface with Google Affiliate Network
- Track conversions and access real-time reporting
- Enjoy local payments via your AdSense account
- VIP and Rising Star status for top publishers
The last promotive point of Google Affiliate Network ” VIP and Rising Star status for top publishers ” is quite interesting.
Most problematic part of Google Affiliate Network is, it is quite hard to find the right advertiser selling related product to your blog.

Hey,
I have to admit this is a great post!!! Thanks for sharing.
I have a question: if google affilate network pay me for cost for action it means I’ll be paid if my visitors register to some services?
Rubel
Thank you.
That depends on the agreement of the company. Read specific notes of that company/product/service.