Automated valuation model and various prior art incorporate a mathematical model with data sets for standardizing a valuation for real property for various applications. The invention described in the application generally describes systems and methods for validating real property transactions. More particularly, and without any limitations, embodiments of the present disclosure relate to a dynamic and reconfigurable set of check-points for a real property transaction based on a score generation and parsing. Furthermore, the present disclosure relates to matching, tagging and payment of the listed property between the purchasers and listers, with the aid of a list engine and purchase engine, over a network.