Well, let’s not forget that Doria has to give up hanging out with her friends and family back in SoCal to fly all the way to England for Meg’s PR games.
There is probably room, given that it’s a large estate, but the bigger issue would probably be that you have to dress up all the time because you’re in the home of the Queen. That’s how the Queen likes it. It’s a strict schedule. Doria wouldn’t really know anyone there very well.
https://www.royal.uk/royal-family-christmas-0
https://www.dailymail.co.uk/news/article-5186803/What-Royals-REALLY-Sandringham-Christmas.html
I wouldn’t want to go. I like my lazy Christmases with my family.
