Authors who have learning the science of marketing to promote their latest book will have undoubtedly heard about the newest trend of creating videos for online marketing.
There really is a highly beneficial result for creating short 5 - 10 minute videos that share some portion of your newest book.
Typically you would create short videos.
where you share some specific point about one of your chapters and post it on YouTube, and TubeMogul to generate massive distribution and therefore traffic to your website.
And it really works as Google loves video, as a matter of fact you can be keyword indexed in page one within as little as 10 minutes.
That's literally unheard of with any other online traffic generating system there is.
So what kind of videos should you make? Here are the best options for authors looking to promote their writings:

1. How To - yes create a how to video that shares some sequence of steps or processes that is discussed in your novel.
   
2. Product Intro - create one for the introduction of your story.
   
3. Affiliate - create one for your affiliates, those who will help sell your book.
   
4. Review - create one that has your testimonials and reviews in it.
   
5. Product Comparison - that's right compare your story to another, or even a couple of them.
   Feel free to compete or compliment the competition.
   
6. Coupon - yes create one that shares with the viewers where they can get a discount or coupon to buy their copy at a reduced cost.
   
7. Secret Report - yes, hold something back and at specific times feel free to give away a secret in your video.
   Let everyone know that they have to watch this video to learn the secret.
   
8. Product Alternative - don't be afraid to offer an alternative to give to anyone looking for something similar not exactly like yours.
   You should be familiar with what they may be.
   
9. Product launch - you may even want to create a series of videos that discuss your upcoming book launch.