16. A method of generating a document migration report identifying those documents in a group of documents that may be candidates for use in at least one of a plurality of migration categories, comprising the steps of: providing migration data metrics, said migration data metrics including a range of characteristic document data for each of a plurality of characteristics for at least one of a plurality of migration categories; for each document in a group of documents, assigning characteristic document data for each of said plurality of characteristics; comparing characteristic document data for each document in said group of documents to said migration data metrics to determine which of those documents having characteristic document data that fall within a range specified by said migration data metrics for said one of the plurality of migration categories; saving the identities of those documents having characteristic document data that fall within the ranges specified by said migration data metrics for said one of said plurality of migration categories; and generating a migration report listing the identities of those documents having characteristic document data that fall within the ranges specified by said migration data metrics for said one of said plurality of migration categories.
23. The method as claimed in claim 16 , wherein said generating step comprises generating said migration report as a display on a computer display screen.