They are open Monday through Saturday from 7am-11am. They are closed on Sundays, except for private engagements. You'd have to contact them for more info on parties, receptions and the such.
They are a no-smoking establishment, I'm sure for a variety of reasons. My guesses would be, one being the nice suede loveseats and laid back relaxed atmosphere they want to project. The place is too beautiful to have the aura of being smoke filled. But they have plenty of chairs and tables outside with ash trays and those neat little black butt towers.
Here's what kind of payment they accept along with cash: