Different types of ebooks are available on internet. There are many devices through which ebooks could be read. Many sites are providing ebooks for free. Many ebooks are providing information on different topics. Some ebooks are written in the form of series. These are provided for free as the first part and there is a small price for the second part.
Ebooks are written with copyright protection and it is not allowed to copy the ebooks and publish it as own without the permission of the author. Many professionals are writing ebooks and selling the copyrights for others so that they can get paid once.