What is Buying Titles?

Legal Definition
The purchase of the rights or claims to real estate or a person who is not in possession of the land or ls disseised. Void, and an offence, at common law. Whitaker v. Co.ne, 2 Johns. Cas. (N. Y.) 59; Brinley v. Whiting, 5 Pick. (Mass.) 356.
-- Black's Law Dictionary