There are five simple steps for you to add an SWF file into the flash book with the PDF to FlashBook professional. You can design the animation by yourself or download some from the internet. But you should clear that its format should be SWF. An animation will give a surprise to your readers. They will continue to read the book because of the interesting thing you have prepared carefully. Adding a flash into the flash flip book is really a useful skill to make gorgeous works in a short time! Just spend minutes to have a look at the slideshare now!