What is An eBook? 
An eBook is an electronic book, one you read digitally on your computer, laptop screen or on devices called eBook* readers. You will find them in various formats and until the industry has a standard accessible in all devices these various formats will exist. PDF format is a popular format for eBooks*. All platforms are able to gain access and read PDF formatting. So regardless if you have a PC or Mac, you are in business! PDF requires the Acrobat Reader but this software comes on many new computers and if not included, it's a free downloaded from Adobe web site.