Dress to impress, this is not a casual place.
Professional business attire
I don’t think so. We entered with sneakers. I changed to heels, because it looks better. But there were no rules
I don’t think so. I wouldn’t say jeans and a t-shirt, but casual, as button down shirt and nice pants to business casual, where you add a jacket to that. No tie or full suit is necessary.
Smart casual would be appropriate: there were some tables with folks coming from the DC offices but there were many of us plain casual.
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