To share a file with Pastelink just drag it from your desktop to the Pastelink website. Pastelink then generates a URL that you can share through your favorite social networks or through email. You can send files up to 25MB in size without creating an account on Pastelink. If you register for a free account you can send files up to 2GB in size.
http://www.freetech4teachers.com/2012/08/this-might-be-easiest-way-to-share.html