Clarifications on Referrals retirement

All referrals will be retired,including referrals for AdWords advertisers and Google products.Referred user must complete the required action by the last week of September 2008,for your account as a publisher to be credited.However successful referral conversions in the past,will still be included in your earnings and future payments.The deadline of "September 2008"is with regards to any additional conversions.Source:http://adsense.blogspot.com/