FOR CITY OF MANDALUYONG SCIENCE HIGH SCHOOL: INVITATION TO RAMONA C. SANTOS, MICROSOFT EDUCATION AMBASSADOR, TO SERVE AS TRAINER FOR OFFICE 365 EMPOWERMENT TRAINING Posted on October 18, 2019 by DepEd Mandaluyong Leave a comment 19-10-80. INVITATION TO RAMONA C. SANTOS, MICROSOFT EDUCATION AMBASSADOR, TO SERVE AS TRAINER FOR OFFICE 365 EMPOWERMENT TRAINING Memorandum Unnumbered