Talking to Employers and Medical Staff About Breast Cancer Treatment and Your Job

Inclusion Criteria: Patient Usability Testing Inclusion Criteria: * History of a cancer diagnosis * At least 18 years of age * Male or Female * The ability to give informed consent in English or Spanish * Able to use and read a smartphone (iPhone or Android) * Has a smartphone (iPhone or Android) Community Usability Testing Inclusion Criteria: * At least 18 years of age * Male or Female * The ability to give informed consent in English or Spanish * Able to use and read a smartphone (iPhone or Android) * Has a smartphone (iPhone or Android) Focus Group and Interview Inclusion Criteria: * Completed chemotherapy treatment for stage I-III breast cancer. * Age 18 to 64 (inclusive) * Female * Paid employment (full time or part time) in the three months prior to diagnosis or at time of consent to MSK protocol #10-071 (PI: Blinder) * The ability to give informed consent in English or Spanish * Able to use and read a smartphone (iPhone or Android) * Has a smartphone (iPhone or Android) For Cohort 2: * Participants was covered by Emergency Medicaid at the time of diagnosis and/or at any point during their treatment for breast cancer RCT Inclusion Criteria: * Localized invasive breast cancer (not stage 0 or stage IV) per EMR or breast cancer (not stage 0 or stage IV) per self-report for community participants * If electronic medical record does not specify stage and patient is undergoing (neo)adjuvant chemotherapy, assume stage is I, II or III * Planning to undergo or undergoing adjuvant or neoadjuvant chemotherapy per EMR or planning to undergo or undergo chemotherapy per self-report for community participants * Age 18 to 64 (inclusive) * Female * Employment statue of (full time or part time) (those who are on disability leave/medical leave, and other unique employment circumstances at the PI's dicretion are eligible) * Language preference as English or Spanish * Able to use and read a smartphone or tablet (e.g. iPad, iPhone or Android) * Has access to a smartphone or tablet (e.g. iPad, iPhone or Android) Exclusion Criteria: RCT Exclusion Criteria: * Stage 0 breast cancer (DCIS only) * Stage IV (metastatic) breast cancer * Recurrence with metastases of breast cancer * Participants or family members who are participating in MSK IHCD studies related to social determinants of health