This appearance is Fred Stromsoe's first credited one in the role of good-natured Officer Jerry Woods. His final non-Woods appearance on the series is only the week earlier on the other side of the law portraying a robber, breaking and entering vehicles for parts and stereo equipment.
Form 181 for the Los Angeles Police Department is a Complaint of Employee Misconduct, and is the first step in the process of possible dismissal.
In the final locker room scene, it shows that the officers at that time were by then wearing clip-on ties (Reed hangs his on his locker door).
IAD = Internal Affairs Division.
211 = robbery.