MARCH 12, 2021 OUA MEMO 00-0321-0186, S. 2021 – Virtual Promotion of Official Platforms for Blended Learning (DepEd Commons, DepEd TV, DepEd Learning Management System (LMS), DepEd Edtech Courses (ETULAY), DepEd TV Youtube Channel, and DepEd Philippines and DepEd TAYO Facebook Page)