Document sharing is SEO technique which are used to generate traffic on a site or back link on site. In document sharing, we can share any document in pdf, ppt, word or in other format on lots of document sharing sites like slide share, 4shared, 2shared, mediafire e.t.c Now a days pdf submissions is on high demand through which we can generate back link for a site for the ranking purpose. Here is some Document sharing site list

Document Sharing Site List

Document Sharing Site List