Once again thanks to One Mile at a Time for the insight on this offer:
Carlson Hotels sent out a press release yesterday announcing a promotion to celebrate to opening of their first luxury Radisson Blu Hotel in the United States, the Radisson Blu Aqua Hotel in Chicago. The promotion goes like this, the first 50,000 Club Carlson members to register for the promotion (registration starts on Nov 10), book at Radisson or Radisson Blu stay in the U.S., Canada or Caribbean after registration and complete that stay by December 30 will receive 50,000 Bonus Gold Points. If you register after the first 50,000 then you will be awarded with 15,000 Bonus Gold Points for your completed stay.
The registration page is up although you cannot register yet at