I received a few emails from nuffnang. Here is one:
Hi Chan Lilian,
The advertisement details are as follows.
Advertiser: (name will be revealed when the ads appeared)
Campaign Date: 25-Mar-2007 until 07-Apr-2007
Ad Unit: Skyscraper (Top)
Please do not remove the mentioned Ad Unit from your blog in this period of time or you will not be paid the full amount of the ad.
The Nuffnang Team
Whee! I have a few other emails for the other blogs. Are you excited yet? Have you signed up yet? Hurry! Go sign up with nuffnang now.