Late in his senior year, Bob's high school buddies took him to a place where women traded love for cash.
"But," he protested, I have a girlfriend, Marci."
"Marci is an amateur; find out what a pro can do," they said.
Bob climbed the back steps, resolute in his new purpose.
Then he made eye contact with the man coming down the steps, Marci's father.
Here is a link to The FSF Control Center.