If you choose out, the FTC suggests you send out a letter by means of licensed mail or hand-delivered with a signed invoice. In addition, make sure to keep records of any correspondence and who you talked with, the FTC says. If you desire to trade to another resort, you need to know how to do so.Otherwise, you'll have to go through an exchange company RCI is the most prominent where you'll need to pay additional subscription and exchange fees. And even then, you're not ensured of getting the exchange you desire. Even scheduling time at your own timeshare can be difficult considering that lots of timeshare resorts are moving away from fixed times.