Leave document in SharePoint. Select this if you want Enterprise Vault to archive a copy of each document and then leave the original in SharePoint.

Delete document from SharePoint once archived. Select this if you want Enterprise Vault to archive documents from SharePoint and then to delete the original documents from SharePoint.

This option is not available if Remove old archived items from SharePoint on the Shortcuts tab is selected.

Prune to <number> versions of the document. This lets you control the number of major versions retained per document. If there are more versions of a document in SharePoint than you specify here then, after archiving a document, Enterprise Vault removes the oldest versions of it from SharePoint until there are this many versions.