Usenet can be best described as a file-sharing service, but what makes it different to its competitors is the mere fact that is not peer-to-peer. Although you can use your regular service provider, it is not as efficient and powerful as one of Usenet’s paid providers, one such being New hosting which is the most recommended service provider for Usenet.
There are also many other providers to choose from, but when it comes to the best, you can't go wrong with Newhosting. If considering another provider, however, be sure to consider its monthly transfer of data, the duration of its full binary retention, whether it's compatible with your type of connection and don't pose problems, whether its security standards are up to date, as well as whether it provides support, or not.
Once your service provider is chosen, you must sign up, create login details, confirm your account with a confirmation link via email and only then will you be able to move on towards creating your Usenet client, which serves as your profile. You will then be able to download binary content, media files and be able to enter into discussions with other users, regarding any content on Usenet.