You can upload your files using My Files, which is located under the Metadata module in the WorldShare interface. You also have SFTP options.
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Run time: 6:25
This video describes how to exchange files of data with OCLC. It includes information about uploading files and retrieving reports for data sync collections, using filters to find specific file types and the process of downloading files and reports.
Each file name must be unique and must include:
See Data sync processing for information about data sync collection record processing.