As real-life prostitution-related history turned out, Jenny's street-walker name "Crystal" was sort of an unintentional-but-ironic "foretelling of the future" --- the high-profile case of call-girl Tina Biggar's disappearance and murder which stemmed from her unsavory occupation occurred just a few years after this episode was aired, and Tina's escort name was "Crystal", also.
Before the ending title, a notification was showed and read by Richard Dean Anderson, advising wanna-be-runaways to get help by contacting 1-800-621-4000, the number for National Runaway Switchboard, a crisis helpline. It is currently known as National Runaway Safeline, and the current number (as of 2022) is 1-800-RUNAWAY (1-800-786-2929).
Holly Field, the actress who plays prostitute Jennifer Reiner/Crystal, was only twelve years old when this episode was filmed.
The scene of Snakeskin towing the dumpster behind his car is an obvious "visual pun" reference to his being "garbage" morally, and that he is making "white trash" out of the intimidated girls in his employ.