Jack L. Warner the brothers purchased a small theater in New Castle, which they called the Cascade Movie Palace. They maintained the theater until moving into film distribution in 1907. That year, the Warner brothers established the Pittsburgh-based Duquesne Amusement Company, a distribution firm that proved lucrative until the advent of Thomas Edison's Motion Picture Patents Company (also known as the Edison Trust), which charged distributors exorbitant fees. In 1909, Harry agreed to bring Jack into the family business; he sent his younger brother to Norfolk, Virginia, where Jack assisted Sam in the operation of a second film exchange company. Later that year,
Jack L. Warner the film's success at the box office, Harry Warner remained concerned about the economic threat presented by the Edison Trust. He subsequently broke with Laemmle and sent Jack to establish a film exchange in San Francisco, while Sam did the same in Los Angeles. The brothers were soon poised to exploit the expanding California movie market. In 1917, Jack was sent to Los Angeles to open another film exchange company. Their first opportunity to produce a major film came in 1918, when they purchased the film rights for "My Four Years in Germany", a bestselling novel that condemned German wartime