You can wear jeans or go dressier. It's doesn't matter.
Not a problem. Go and have fun.
Very casual. As always some people will be dressed up and jackets ties and dresses but you'll see jeans and shorts in the summer things along that line so you will fit in no matter what
No, it's a casual atmosphere
No, not a problem.
Jeans will blend in better than formal wear. A cocktail dress or a suit coat is as fancy as I'd go before feeling over dressed.
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