Yes, Bell Services can hold it for you. We did that at Grand Floridian and actually had checked out on a Friday and they held it until Saturday when we came back to meet the company and return it. Best of luck!
I would try to book a back up like Saratoga or Old Key West. That's a very busy weekend and I'm not sure you'll get the waitlist but if you have a backup then the pressure is off - then it will probably come through :) We waitlisted the week after Thanksgiving in June last year and while I was...
Last December we returned home on 12/17 and the trams started operating at TTC the next weekend. I don't know if they'll start up Epcot and DHS this year but it might not be until the Christmas rush...
One displays with tax and one without. UT is $595 for 4+1, WDW is $609 for 5 days. - Base ticket only. I didn't check for park hopper prices. It's not a huge savings but it's something :)
I booked the River Belle Terrace F! package for the Saturday after Thanksgiving. The Dine Line CM told me there were no reservations for 2 people but she could book one for 4 people and then modify it which is what she did. So there may be only so many reservations for each table size as has...