This Source Sought Notice (SSN) is for market research and planning purposes only and shall not be construed as a solicitation or an obligation or commitment to issue a solicitation by the Indian Heal... This Source Sought Notice (SSN) is for market research and planning purposes only and shall not be construed as a solicitation or an obligation or commitment to issue a solicitation by the Indian Health Service (IHS). This SSN is seeking information from the specific types of entities as specified in the attached titled, Sources Sought_O&M Support Services FY27.