Professional Services, Inc. Vs. The Court of Appeals, et al./Natividad (substituted by her children Marcelino Agana III, Enrique Agana, Jr. Emma Agana-Andaya, Jesus Agana and Raymund Agana and Errique Agana) Vs. The Court of Appeals and Juan Fuentes Miguel Ampil Vs. Natividad and Enrique Agana