In 1938, when Auerbach became president of G. Fox & Company, it is almost certain that she was the only female president of a major department store in the U.S. Auerbach was a pioneer in a number of fair employment practices, including the five-day workweek. In the 27 years Auerbach headed G. Fox & Company, she increased sales tenfold. By 1959, Fox was the largest privately owned department store in the country.