Programs that provide part-time opportunities for individuals age 55 and older to serve in a diverse range of nonprofit organizations, public agencies, and faith-based organizations where they may mentor at-risk youth, organize neighborhood watch programs, test drinking water for contaminants, teach English to immigrants, lend their business skills to community groups that provide critical social services, or engage in other activities that benefit the communities in which they live. RSVP volunteers receive no stipend for their work but may be reimbursed for meals and transportation. Local organizations, both public and private, receive grants to sponsor and operate RSVP projects in their community. The RSVP Program is part of Senior Corps, a network of programs administered by the Corporation for National and Community Service.

Community organizations that are actively seeking individuals with the requisite knowledge, skills and experience who are willing to offer their services and work on a full or part-time basis without remuneration on projects or in positions that benefit the organization itself or the people it serves. Many agencies that provide volunteer opportunities also offer intensive training in the tasks that are required for the job.