“MODERNIZING SYSTEMS AT MAKATI DIAMOND RESIDENCES HOTEL: ADVANCING OPERATIONAL EFFICIENCY AND ELEVATING GUEST EXPERIENCES”, AASgBCPJMRA, vol. 7, no. 1, Jan. 2026, Accessed: Jan. 21, 2026. [Online]. Available: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/15842