This handbook is designed to help the sponsors, staff, and partners of Neighborhood Networks Centers, which serve apartment properties assisted or insured by the Department of Housing and Urban Development, to develop effective programs for young people under the age of 18. Part 1 identifies key issues in creating programs and highlights effective strategies for program design, support, and staffing. Part 2 includes case studies of successful youth programs in Neighborhood Networks Centers and other community programs. Four urban programs are profiled. Part 3 provides an annotated list of 29 resources that can help center staff develop youth programs. (SLD)