Summary of Changes to Neighborhood Stabilization Program (NSP2) in NOFA (Enterprise Communities) – May 11, 2009 by iwd Tina | Jun 20, 2011 | Housing News Enterprise Communities has prepared summaries of changes to the second Neighborhood Stabilization Program: Click here to read a summary of NSP2 NOFA Program Changes. Click here to read a summary of NSP2 NOFA Competitive Application Requirements.