moggie01 -- Welcome to Flyertalk!

EWRDC promotion appears to be over, but you may find more information on what it was about in the following threads (among many others in the Hilton forum on this board):

http://www.flyertalk.com/forum/Forum57/HTML/001475.html

http://www.flyertalk.com/forum/Forum57/HTML/001652.html

http://www.flyertalk.com/forum/Forum57/HTML/002045.html

http://www.flyertalk.com/forum/Forum57/HTML/002074.html

http://www.flyertalk.com/forum/Forum57/HTML/002110.html