When an institution moves from an old system to OLE, it is likely that they have continuation orders for subscriptions and other open orders that haven't been fulfilled yet. It is important to transfer such data to OLE for continuous tracking and record keeping.
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However, it should be noted that orders loaded through the Batch Process cannot have multiple Account numbers from which funds are allocated.
NOTE: Certain old ILS don't have a provision to export order related details as part of the 9XX fields (eg: Millennium). In this case, it It is advised to construct XML with the order details and append it to the MARCXML generated through tools like MARCEdit and then convert again to MARC for processing by OLE.
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