Patent ID: 8577797

Claim:
A computer-implemented method for processing image cash letter files comprising image cash letters having transaction records directed to a first image exchange system and transaction records directed to a second image exchange system, the method comprising: receiving, by a computer system comprising at least one processor and an associated memory, an input cash letter file comprising at least one image cash letter, wherein the at least one image cash letter comprises transaction records directed to a first image exchange system and a second image exchange system; generating, by the computer system, a first output cash letter file destined for the first image exchange system, wherein the generating comprises generating a first output cash letter file header based on a header of the input cash letter file; generating, by the computer system, a second output cash letter file destined for the second image exchange system, wherein the generating comprises generating a second output cash letter file header based on the header of the input cash letter file; for each transaction record in the at least one input cash letter: conditioned upon a first transaction record being directed to an account associated with the first image exchange system: writing, by the computer system, the first transaction record to the first output cash letter file; and updating, by the computer system, the first output cash letter file header to indicate the presence of the first transaction record; and conditioned upon a second transaction record being directed to an account associated with the second exchange system: writing, by the computer system, the second transaction record to the second output cash letter file; and updating, by the computer system, the second output cash letter file header to indicate the presence of the second transaction; transmitting the first output cash letter file to the first image exchange system; and transmitting the second output cash letter file to the second image exchange system.