How to make an E-book in a easy way

If you have PowerPoint, which many, many people do, you already have all the tools you need to create an e-book. This video shows you how it works:

[youtube https://www.youtube.com/watch?v=FD5WUnA4B2g]

[youtube https://www.youtube.com/watch?v=7w2Ue7OaHSk]