Here is another one. It can't be combined with 5521.
Make your travel more rewarding and earn up to 5,000 bonus points from 7 January 2013 until 30 April 2013.
Here’s How:
Register, Stay 3 nights and Get 2,500 bonus points.
Plus:
Stay 3 more nights and Get 2,500 more points!
Promotion Code 5528