Patent ID: 8060440

Claim:
A method comprising: maintaining, by a first computer system having a computer-implemented data storage system, attributes associated with an executed mortgage loan in the computer implemented data storage system, the first computer system being associated with a first entity that purchased rights in the executed mortgage loan in a secondary mortgage market as at least one of a mortgage purchaser, a mortgage investor, a mortgage guarantor, and a mortgage securitizer, including generating, by the first computer system, a computer implemented record containing the attributes related to an executed mortgage loan; receiving, by the first computer system, information representative of payments made in connection with the executed mortgage loan, the information being received from a second computer system associated with a second entity operating as a loan servicer of the executed mortgage loan, the first computer system and the second computer system being connected to each other by way of a computer network; retrieving, by the first computer system, a record from the computer-implemented data storage system associated with the executed mortgage loan, wherein the record contains the attributes related to the executed mortgage loan; receiving, by the first computer system, a non-periodic attribute modification request to modify at least one attribute associated with the retrieved record, the attribute modification request being received from the second computer system, the modification request being made based on a discrepancy between attribute data stored in the retrieved record and attribute data maintained by the loan servicer; validating the non-periodic attribute modification request, including applying, by the first computer system, at least one computer implemented business rule to the non-periodic attribute modification request; modifying, by the first computer system, the at least one attribute of the retrieved record in the computer-implemented data storage system based on the validation of the non-periodic attribute modification request; and performing, by the first computer system, loan accounting operations for the mortgage loan based on the information representative of payments made in connection with the mortgage loan and the modification of the at least one attribute of the retrieved record in the computer implemented data storage system.