Upload/Download file to/from WSS document library using DAVhttp://blogs.msdn.com/rohitpuri/archive/2007/04/10/upload-download-file-to-from-wss-document-library-using-dav.aspxI recently had to do this in an WPF client application. Basically this is a static class that provides the following two methods UploadFile - To upload a file to a WSS document library. DownloadFile - To download a file from as WSS document library. Usage:en-USCommunityServer 2.1 SP1 (Build: 61025.2)File Name, Length, Size and Invalid Character Restrictions and Recommendationshttp://blogs.msdn.com/rohitpuri/archive/2007/04/10/upload-download-file-to-from-wss-document-library-using-dav.aspx#3569853Wed, 27 Jun 2007 23:38:47 GMT91d46819-8472-40ad-a661-2c78acb4018c:3569853Joel Oleson's SharePoint Land<p>Something that often comes up in deployments and migrations is what is allowed? What characters are supported.</p>