1. A method of integrating a plurality of input documents in a first format into a data store holding documents in a second format, the method comprising: supplying from an enterprise to a batch generator the plurality of input documents in the first format and a specification comprising instructions for creating a description of the documents and a batch of electronic images of the documents based on attributes of the documents and syntax rules for the description, wherein the attributes include document source information and document content information, and further wherein the specification originates from the enterprise; receiving the batch in the second format from the batch generator; receiving in the data store a description of the documents generated responsive to the specification; and importing the batch in the second format into the data store responsive to the description, wherein the data store is located in the enterprise.