Manila, Philippines—“Check the authenticity of land titles by securing a certified true copy before any transaction,” Chief Inspector Rosalino Ibay Jr., chief of the Manila Police District-Intelligence and Operations Unit (MPD-DPIOU), told at least five scam victims of suspects Celesta Frogosa, 33; Josefina Lada, 59;  and Ma Leonisa Quiambao, 27,