Originally Posted by
CAlex
If you go ahead and push the "Book" button, on the page where you check all your details there is a picture inviting you clearly to insert your HHonors # for points and stay credit.
If the rate doesn't qualify, even if you put in your HHonors # still would't earn you anything, it is just like airlines some fares earn 0 miles, some wouldn't even show up you had actually taken that flight even I had add my FF#. (e.g. priceline)