Advances in technology have made traditional books less popular as more and more people embrace the convenience that comes with advancements. 

With the help of an e-reader device, you can read all the books you can handle without any problems, especially since an e-reader can be configured to match your light conditions so that maximum eye comfort is maintained at all times.

It is even easier because you can carry as many books as you want on devices, which is quite a hassle with traditional paper books.

Free books can be found online so that you can enjoy reading them without spending too much and get the books of your choice. But to have an even more enjoyable time with free books online, you need to be careful with book downloads so that you have real deals that match your reading preferences as much as possible.

Choose well-known and trusted sites to download free books online since there are many sites that offer free books, but only the best ones will include all the books relevant to your reading preferences.

A good site should not only deal with one genre but should at least offer a variety so that you have the freedom to choose the books that you can download, rather than getting limited options because the books are for free.

A good site should also offer books written by professionals and acclaimed authors. It will be even easier to choose a site that sends you updates when new books are uploaded to the site. Before subscribing, find out what the website can offer to achieve the best value for your time,

Choose your download format carefully. The free books can be downloaded in a number of different formats such as Mobi, RTF, TXT, EPUB, PDF, etc. The PDF book format is probably the best you can decide on. This is a format that includes full text with drawings, formulas, and other pictorial information in the book.

Most of the books actually look very attractive in PDF format and even the tables are clearly visible so that you can have the most enjoyable time reading your selected books. 

You will find particularly impressive formats with books that cover fitness and health and come with plenty of graphics to get the message home. There are many great sites that offer free e-books only in PDF format.

Review any book before downloading it. This is a great way to understand the book and decide if it is something you will like to read.

The reviews can be from other readers who have already read the books, or you can rely on the book preview for a summary of what’s behind the story. Books may be free, but that does not mean you get stuck with a boring book just because they are free. Learn a bit more about the book before proceeding with the download.