RUSH: For information and compliance of Public Elementary & Secondary Schools: Letter to Ms. Miriam M. Villa Ignacio re: Collective Negotiation Agreement (CNA) Posted on August 5, 2015 by MSM13 Leave a comment 2090. RUSH:For information and compliance of Public Elementary & Secondary Schools: Letter to Ms. Miriam M. Villa Ignacio re: Collective Negotiation Agreement (CNA) Memorandum