2. The computer implemented method of claim 1 wherein upon a determination that there is not at least one journal part present in said Journal Part listing to group, determining whether there is a journal part in a Current Set to process; wherein upon a determination that there is not a journal part in a Current Set to process, determining whether there is a next journal part in said journal part listing to group; wherein upon a determination that there is a next journal part in said journal part listing to group, setting said group eligible flag to true; resetting said Current Set; and selecting a next journal part in said journal part listing to group.
2. The computer implemented method of claim 1 wherein upon a determination that there is not at least one journal part present in said Journal Part listing to group, determining whether there is a journal part in a Current Set to process; wherein upon a determination that there is not a journal part in a Current Set to process, determining whether there is a next journal part in said journal part listing to group; wherein upon a determination that there is a next journal part in said journal part listing to group, setting said group eligible flag to true; resetting said Current Set; and selecting a next journal part in said journal part listing to group. 3. The computer implemented method of claim 2 wherein upon a determination that there is a journal part in said Current Set to process, for each journal part in said Current Set: modifying said message class value of said journal part to exclude said journal part from subsequent identification processing and subsequent grouping processing of said inbox; selecting one journal part in said Current Set as a master copy; and creating on said master copy a custom related journal parts MAPI property including a related journal parts value, said related journal parts value identifying each of the other journal parts present in said Current Set.