This document was supported by Grant [90FX0035-01-00] from the Administration for Children and Families, U.S. Department of Health & Human Services (HHS). Its contents are solely the responsibility of the authors and do not necessarily represent the official views of HHS. HPOG is a study funded by the federal government which is being conducted to determine how these training opportunities help people improve their skills and find better jobs. During the study, all new eligible applicants will be selected by lottery to participate in these training opportunities. Not all eligible applicants will be selected to participate in these opportunities.