Regional Addiction Prevention (RAP), Inc. is a nonprofit organization that offers residential substance abuse treatment using the therapeutic community (TC) modality. In addition we bring services to persons living with HIV/AIDS and conduct prevention/outreach to increase community awareness of substance abuse and HIV/AIDS. Target populations include adults who are homeless, formerly incarcerated individuals, single parents, substance abusers living with HIV/AIDS. RAP, Inc. operates residential treatment centers in Laurel, Maryland and Washington, DC. with administrative offices located at 1957 4th Street, N. E., Washington, D. C.