This research trial studies quality of life, employment, and informal care cost analysis in patients with breast cancer receiving chemotherapy. This trial assesses how quality of life has been affected by cancer, if cancer and its treatment have caused in changes in the patient's or their spouse's employment and how they have affected the patient and their extended family, and the impact of peripheral neuropathy caused by chemotherapy on quality of life. Learning about quality of life and informal care costs may help doctors better understand how patients feel during treatment, what effects the medicines are having, and in the future may help both patients and doctors as they decide which medicines to use to treat cancer.