SlideShare is a website that offers business media such as documents, pdfs and slide presentations. It is a community consisting of professionals from various industries, where people can register and upload their business content. Other individuals can come in and comment on the media uploaded.
It allows users to easily upload and share presentations, infographics, documents, videos, PDFs, and webinars.
Benefit from using SlideShare
You can ind and search for what interests you, and learn from people. You can also download SlideShares to read or reference later.
Share the content that matters to you with your colleagues, customers, friends and followers.
It has the features of upload, download and share. So you will need to have a file like power point presentation to upload.
More Info: http://www.slideshare.net/about
Good info : How to Easily Create a SlideShare Presentation