How to Save your PDF book to Kindle Edition

If you wish to save some of your PDF files and Other books in PDF format onto your Kindle, here is a simple way to do it.

Mail It to your Kindle ID!
Every kindle account comes with its own mail id. 
Usually, it will be username@kindle.com
PDFs can be converted into Kindle format. All you need to do is mention Convert in the subject line of the mail.
In fact kindle supports  many file formats .. here is the list 
  • Microsoft Word (.DOC, .DOCX)
  • HTML (.HTML, .HTM)
  • RTF (.RTF)
  • JPEG (.JPEG, .JPG)
  • Kindle Format (.MOBI, .AZW)
  • GIF (.GIF)
  • PNG (.PNG)
  • BMP (.BMP)
  • PDF (.PDF)