Open any post you like to download from, find all downloadable links. The place of these links is demonstrated in the screenshots.
For non-registered (torrents are not allowed) users:
As you can see from the example screenshot, you have two links from different Free File Storage services to choose. The uploader of this post gave you a choice by uploading 2 different downloadable links from various Free File Storage services. This made a file more available, since you got many options to pick up your Free File Storage service.
How To download file from nitroflare.com?
Go to any nitroflare.com downloadable link on Free Paid Books. For example:
How To download file from rapidgator.net?
Go to any rapidgator.net (rg.to) downloadable link
Your downloading should start.
How To Get Downloadable torrent files?
Enjoy reading 😉