Making the spankee cut and trim his/her own switches, especially while bare-assed, that's always a sweet touch.
While it seemed obvious that the residence's outdoor areas were protected from observation, probably by a high fence, there was still enough noise from outside (notably traffic) to presumably make the bare-bottomed young woman rather self-conscious RE her partial nudity.
The last switch, the one with a bit of a bend to its top part, seemed to sting her the most...

--C.K.