We can promote our website on the online by shring document files, short pdf book and sharing slide and word document. You can write a document related to your website niche and include links to your website within the document. If you don’t have much time, another option is to take a few of your articles and create a document from multiple articles. You can then convert this to PDF format , then upload it to the document sharing site.I would like to share these -pdf and document sharing websites. I hope this will helpful for you:
www.scribd.com
www.docstoc.com
www.authorstream.com
www.slideshare.net
www.persianupload.net
www.issuu.com
www.edocr.com
4shared.com
www.slingfile.com
www.midupload.com
www.memoware.com
www.kewlshare.com
www.filefactory.com
www.2shared.com
www.uploading.com
www.easy-share.com
www.wepapers.com
www.box.net
www.gigasize.com
www.docuter.com
www.glasscubes.com