If you pull out, the FTC recommends you send out a letter via licensed mail or hand-delivered with a signed receipt. In addition, be sure to keep records of any correspondence and who you talked with, the FTC says. If you wish to trade to another resort, you have to know how to do so.Otherwise, you'll need to go through an exchange business RCI is the most popular where you'll need to pay additional membership and exchange charges. And even then, you're not ensured of getting the exchange you desire. Even reserving time at your own timeshare can be difficult since many timeshare resorts are moving far from fixed times.