There is a single ticket pot, and at the event's conclusion, each item will be raffled off in order from most to least expensive. If your name is drawn and you win an item, your tickets will removed from the pot. This is to prevent one person from walking away with all of the items! There's no fun in that.
Each ticket costs 100 platinum, and you may purchase a maximum of 25 tickets. To purchase tickets, post the following form in this thread: