Developing a cure for baldness may not have been her greatest achievement, however. In addition to employing hundred of black men and women in her company, she helped thousands of women become successful businesswomen. She opened a school where they could learn the Walker method. After they graduates, her students then used her products in their own hair-care businesses. At a time when most black women worked as maids, cooks, washerwomen, or unskilled factory worker, C.J>walker had great wealth.