Residential Services, Inc. (RSI) is a private, non-profit organization in operation since 1974 in Chapel Hill, NC. Mission: RSI provides living options and related supports to people with intellectual and developmental disabilities of all ages. RSI promotes quality of life by maximizing self-determination, development of independent living skills, community involvement, meaningful social roles, and socially responsible behavior. Vision: Individuals with intellectual and developmental disabilities have the services and supports they choose in order to live lives characterized by happiness, dignity, health, and the highest possible degree of social responsibility and productivity. Residential Services, Inc. (RSI) is a 501(c)(3) nonprofit organization.