 The database shows approximately 11,000 affordable-housing units which could possibly expire in the next few years without renewal because they are part of programs that no longer exist.The database is user-friendly, providing subsidy information to both policy makers and the public, especially New York tenants who reside in subsidized housing units.The New York City Department of Housing Preservation and Development (HPD), the New York City Housing Development Corporation (HDC), New York State Homes and Community Renewal (HCR), the U.S. Department of Housing and Urban Development (HUD) engaged in an ongoing, multi-year partnership with the Furman Center to develop SHIP.