Ability to send documents / web pages to Kindle using kindle email address. (blog.the-ebook-reader.com)
Earlier, emailing document from your Pc to personalized kindle email address was the prime option for transferring files from your Pc to your Kindle device or you could use a USB cable to connect both the devices & transfer files. (kindlehelp.org)
You're going to have to enter your Kindle email id and your authorized kindle email address (don't worry, I'm going to show you how to find both in the video). (magnoliamedianetwork.com)