If you upload a collection of documents (such as pdf files) into a folder on your website, it is simple to make them available. If you choose a menu of type RA Tools / List contents of a folder, and a configuration screen such as this will be shown:

When the page is viewed from the front end of the website, this list of files will be shown, together will any subordinate folders.

An individual file can be displayed simply by clicking in its name. As files are added or deleted, the listing will automatically be kept up to date.