1993 – Tibajia Jr v. CA, GR No. 100290 (Collection of Sum, Cashier’s Check, Legal Tender)
1958 – Ortega v. Leonardo, GR No. L-11311 (Oral Contract of Realty Sale, Partial Performance)
1979 – Tang v. CA, GR No. L-48563 (Life Insurance, Illiterate Insured, Concealment)
1987 – Manotok Realty, Inc. v. CA, GR No. G.R. No. L-45038 (Husband sells dead wife’s lot, Sale of lot, Void Contract)
1985 – Lao Sok v. Sabaysabay, GR No. L-61898 (Oral Promise, Separation Pay, Requisites of Contracts, Any form valid unless form is necessary)
1961 – Cui v. Arellano University, GR No. L-15127 (Contract to refund scholarship, Against public policy)
1986 – Heirs of Avila v. CA, GR No. L-45255 (Auctioned property, void contract, failure of ownership, certiorari)