If you pull out, the FTC advises you send a letter via licensed mail or hand-delivered with a signed invoice. In addition, make certain 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 have to go through an exchange business RCI is the most prominent where you'll have to pay additional membership and exchange costs. And even then, you're not guaranteed of getting the exchange you want. Even booking time at your own timeshare can be hard considering that numerous timeshare resorts are moving far from set times.