E-books or electronic books have been used for many years as a tools for internet marketers. These e-books can be used in many ways from being purely informational or being used as a sales message for your products or services. There are many uses of ebooks which range from becoming well known in your field as an expert, to being able to give the ebook away to your customers as a freebie in the hope to getting them back to your website to purchase more of your products.