Step by Step - Season 3 - Eps 19: Birth of a Salesman
Urged by his parents to either apply to college or find a job, JT gets a part-time position as an assistant salesman in a used-car lot. Not only does he actually enjoy his new job, but it turns out that he's incredibly good at selling cars. He thanks Carol for getting him off his keister and making him get a job. He dreams of one day owning the car lot and gets in a commercial for the place. Dana is assigned to write an essay for her psychology class. After Mark and Karen's refusals, she has to hire Cody as a subject for her study. She writes that Cody is a nutcase, but her teacher claims that she is close-minded. She gets a ""D"" on the paper and has to do a makeup assignment on one person's dreams for a week, and although Cody volunteers, she refuses.
About Step by Step

Title: Step by Step
First Air Date: 1991-09-20
Last Air Date: 1998-06-26
Status: Ended
Rating: 7.717/10 (from 392 votes)
Language: EN
Seasons: 7
Total Episodes: 160
Network: ABC
Genres: Comedy, Family
Production Companies: Warner Bros. Television, TyC Sports
Synopsis
Step by Step is an American television sitcom with two single parents, who spontaneously get married after meeting one another during a vacation, resulting in them becoming the heads of a large blended family
Cast

Patrick Duffy
Frank Lambert

Suzanne Somers
Carol Foster Lambert

Brandon Call
J.T. Lambert

Staci Keanan
Dana Foster

Christine Lakin
Alicia Lambert

Angela Watson
Karen Foster

Christopher Castile
Mark Foster

Jason Marsden
Rich Halke

Emily Mae Young
Lilly Foster-Lambert

Alexandra Adi
Samantha Milano