4 books in series

Ruby Oliver

Ruby Oliver is a 4-book series with 4 released primary works first released in 2005 with contributions by E. Lockhart.

The Boyfriend List: 15 Guys, 11 Shrink Appointments, 4 Ceramic Frogs and Me, Ruby Oliver
The Boy Book: A Study of Habits and Behaviors, Plus Techniques for Taming Them
The Treasure Map of Boys: Noel, Jackson, Finn, Hutch, Gideon—and me, Ruby Oliver
Real Live Boyfriends: Yes. Boyfriends, Plural. If My Life Weren't Complicated, I Wouldn't Be Ruby Oliver