Do they sell things at a yu gi oh sneak peek and what?

Question

i'm going to one so i want to know if i should take any money

Answer 1

they sell stuff, I really want to go to the one in long beach tomorrow, but don't have time...bring some money with you, if you enter tournament you'll get the new sychiro card.  

Answer 2

Yes, not only do they sell things at the sneak previews, but the tournaments also cost quite some money to enter. They give you cards from the new set.