The Marriott Point system has a built in skim of around 14%. I get 2,775 for my Grande Vista Platinum and it costs me 3,175 to reserve a week in March. You can save by exchanging your points for my reservations. Or we both save if you have the week and location I want. My current reservations available to exchange:Canyon Villas, Phoenix two weeks March, 2014. Marriott Point Price 4,175 each week. Your price 3,675 points each week. Or show me a week on my wish list below.Grande Vista Platinum for 2014 weeks 1-17 3,175 if you pay with points...rent from me for 2,875.My travel wish list for 2014 if you have owner weeks to exchange:W7-10 Oceana Palms, Crystal Shores, W16-25 Grande Ocean or Ocean Watch, W22-28 Newport Coast, Lake TahoeAruba or Hawaii Dec - March.