22. The system of claim 13 wherein the processor is configured to: generate the hierarchical collection of folders using an existing folder organization comprising a set of folders, the hierarchical collection of folders comprising at least the set of folders, wherein a first document from the filtered subset that is related to a first concept is placed in a folder from the existing folder organization if the existing folder organization comprises a folder representing the first concept, and wherein a new folder is created to store the first document if the existing folder organization does not comprise a folder representing the first concept.
22. The system of claim 13 wherein the processor is configured to: generate the hierarchical collection of folders using an existing folder organization comprising a set of folders, the hierarchical collection of folders comprising at least the set of folders, wherein a first document from the filtered subset that is related to a first concept is placed in a folder from the existing folder organization if the existing folder organization comprises a folder representing the first concept, and wherein a new folder is created to store the first document if the existing folder organization does not comprise a folder representing the first concept. 23. The system of claim 22 wherein the existing folder organization is generated based upon a set of keywords or a set of rules.