In-N-Out Burger:Official site includes store locations, history, menus, and employment information.
Fast Company: The In-N-Out Burger: Article by Carleen Hawn. Contrasts the privately owned company with McDonalds.
Genex's In-N-Out Burger Secret Menu: Reveals ordering tips and Bible phrases.
Panera: In-N-Out Burger Score Top Marks in Survey: Discusses the "2003 Awards of Excellence."