Arrive early for the sign in process. It's very easy, but has to be done. The staff are very helpful, and make sure that the tour goes at a rate that people can...
Famously "as it said on the Tin" - a glass of Prosecco, 3 enjoyable sandwiches, 2 scones with ample cream and jam, and 3 cakes, per person with a pot of tea to...