Originally Posted by
rbnaidu
T and C says
"Marriott VacationCards may be used for all publicly listed available room rates and packages but cannot be used for group, special corporate, associate, or other negotiated/commissionable rates or used for reservations booked by travel agents or other third-parties"
Maybe that is why the deals are always on the vacation cards vs gift cards. Personally, I've never had a problem, but I guess if they started cracking down it might be an issue.