This sounds like bad news, but it’s not necessarily.
There are three major points that affect you if you purchase AdWords.
1 – You no longer need to identify yourself as an Affiliate when you’re selling ads.
2- If more than one affiliate bids for a page, only one will be displayed. More than one affiliate can still bid, but only the one with the highest “Adrank” is displayed.
3- Adrank is “the cost per click they are willing to pay multiplied by the clickthrough rate.”
Read more from the Search Engine Watch Blog: Google To Restrict Affiliate Ads
