; and (B) that do not employ a service coordinator. (5) A description of models of service coordination that are used in programs other than rural covered federally assisted housing projects. (6) A description of barriers, if any, to the operation of service coordinators in rural covered federally assisted housing projects. (7) A description of promising service coordination practices that should be explored for use by service coordinators in rural covered federally assisted housing projects, including the following: (A) Multi-site service coordination. (B) Part-time service coordination. (C) Remote service coordination. (b) Report Upon completion of the study required under subsection (a), the Comptroller General of the United States shall submit to the appropriate congressional committees a report regarding the results of such study. (c) Covered federally assisted housing defined In this section, the term covered federally assisted housing means— (1) federally assisted housing, as such term is defined in section 683(2) of the Housing and Community Development Act of 1992 ( 42 U.S.C. 13641(2) )