what is document sharing ?

It is where you share your companies profile and  share it in sites like slideshare.

Document sharing is a technique in Off Page optimization in which a person share PDF files or PPT files, having information of the product or service, upload on social document sharing sites such as docstoc, slideshare etc.

Thanks, This is very helpful tips.

Document sharing means where affiliates have the same product documentation and everyone is using the same data and pages are duplicate and will have little impact on rankings.

Hotmail sky drive best for sharing all type of documents specially world and excel sheets.