You can call your resort about 5-7 days before you check in. Member Services transfers your reservation over to the resort at that time. Does your owner have references that you can check? Chances are every thing is fine. Have you talked with your owner? Do you have all his/her information? Is there something that has made you want to call all of a sudden? Are they easy to get hold of? Have they answered all of your questions? Are you using Disney's Magical Express? If you are, you will receive a package from Disney with Luggage tags and infor.