Question about Stockholders on the New York Stock exchange.?

There is a tradition that on their way to the trading floor, from the dining room, stockholders on the New York stock exchange must do something?
Can someone tell me what they have to do before they make their way to the trading floor?

Question about freestyle dining…?

I’ve been on many cruises before, although I have one booked for August 23 out of New York on Norwegian Spirit.
I’ve never done the freestyle dining and would love to know more about it. How is it different from regular dining?
Did you like it?
Do you know about what time I can eat dinner?
Thank you [...]

Question about IMS dining guide?

I have gift certificates for IMS dining. Does anyone know if they’re only used in New York or can i use them anywhere? And if i can use them anywhere, how can i find out what places i can use them?