The one-shot style best fits Episode 3 when it forces the audience to follow through the conversation. It is beautifully controlled and acted, the camera is more obvious in other episodes but in Ep 3 it is more quiet yet timing and effective.
I was wondering why does this show needs four Eps, because a movie can do all of this in 2 hours, then I saw Ep 3 and was like "Oh yes." For other episodes, the constant movements…