Visible crew/equipment: While Andy and Otis are talking about women Barney opens the door and rushes into the courthouse, and behind him we can see a crew member's hand (looks like a woman wearing bracelets) catching the door as Barney swings it shut.
Visible crew/equipment: In the 18/11/07 episode, Claire and Sally are talking in the cafe. About half way into the conversation, the shadow of a boom mic can be seen above Sally's head.
Woman Haters - S1-E1
Visible crew/equipment: At the end as the boys were old men, the shadow of the boom mic can be see on the curtains behind them.