This book offers specific information on the wide range of federal prevention, emergency shelter, and family service programs available today that provide children and families who are homeless or at risk of homelessness with financial support, education, job training, nutritional services, and crisis funding. The chapters are: (1) "Coordinating a Response to Homelessness"; (2) "Homelessness and Child Welfare Services"; (3) "Housing and Supportive Services for Families at Risk of Homelessness: An Introduction"; (4) "Preventive Services: Programs To Expand the Availability of Safe and Affordable Housing"; (5) "Preventive Services: Support Services for Families at Risk of Homelessness"; (6) "Programs To Meet the Shelter Needs of Homeless Families"; (7) "Programs to Meet the Needs of Homeless Children and Youths"; (8) "Programs To Meet Other Needs of Homeless Individuals and Families: An Introduction"; (9) "General Supportive Services for Homeless Individuals and Families"; (10) "Food Programs for Homeless Individuals and Families"; (11) "Health-Related Services for Homeless Individuals and Families"; (12) "Job Training Programs for Homeless Individuals and Families"; and (13) "Conclusion." The two appendixes contain listings of U.S. Department of Housing and Urban Development Field Offices and Program Summaries. (SM)