PPT sharing is one of the traditional form of backlink building. PPTs are good to impart knowledge about a particular product or services that you cater to others. People normally create one minute sales pitches using ppt and share them via slideshare and other similar sites. These can bring in visits back to your site.

PPT sharing is a Presentation where we can explain about company or work, PPT submissions also increase a traffic and providing a backlinsk to a website..

In terms of SEO I don't see that much help, most document sharing websites are nofollow and some of them are redirects.

But in terms of traffic they will send good volume of unique and target traffic if the document you shared is well optimized. Most document sharing websites are authority, this is the reason why it's easy to rank long tail keywords in them.

PPT sharing is one of the popular off page activity which is used to create backlinks for your website. PPT sharing involves the process of creating a presentation related to your website and then submitting it on high PR, PPT sharing websites. This activity also helps to increase traffic to your website.

For the past few years, I've given numerous presentations introducing SEO to new audiences of marketers, engineers and executives.