The usage of “OPO” and “PO” in Filipino (Tagalog) language. Using "po" and "opo" in Filipino is quite straightforward, but it carries significant cultural weight. Here’s how to use them properly: 1. "Po" Usage As a Particle of Respect: "Po" is added to sentences to show respect. It can be used at the end of statements or questions. 2. "Opo" Usage As an Affirmative Response: "Opo" is the respectful way to say "yes." It’s used when answering questions, especially when addressing someone older or in a position of authority.