As to your second question my answer was " It was nice to meet a lot of
normal people. There is no dress code, sports are watched and played. There are Amens of course but normal ones. No special linguistics just to be different. At the last conference during a break some of us headed over to the well equipped gym at the school (also open to the public) It was fun working out and talking about our wonderful Christ with the other brothers.
Oh yes. I forgot - there is facial hair - as much as you want