How does the author frame the story of Damu Anna, and what is its stated purpose for the reader?

The author introduces the story of Damu Anna as a short but very pure and meaningful report that will bring joy to the listener's heart. As explained in Chapter 25, its primary purpose is to serve as a practical demonstration of Sai's nature as an "Ocean of Mercy." The author explicitly states that by listening to this story, the reader's mind will experience how Sai wards off all misfortunes for devotees who have one-pointed faith, grants their desires, and removes their suffering. The story is presented not just as a narrative, but as a lesson to show Sai's immense love and readiness to protect His devotees, encouraging the reader's own faith.