Just because you own a timeshare is a specific location, such as Maui, doesn't mean you are only able to visit that particular resort/destination. You can use an exchange company to trade in your deeded week and exchange it for another resort within the resorts community of resort properties. RCI has approx 3,000 resorts and II has approx 1,500 resorts to choose from. Check-out the web-sites for each exchange company:

http://www.rci.com/RCI/

http://www.intervalworld.com/web/cs?a=5