The fact that it's so easy to use once you get used to it. As long as you know what you are doing this is an excellent choice for those who need more control over their servers than they have access to at home or at work. It can be somewhat difficult if you don't understand all of its functions fully but once you do it becomes very simple. I've been using it since 2014 when we first started working with it. We have had no issues yet. You will learn how to manage your server effectively by implementing proper hardening practices which helps keep your data safe from hackers and other malicious users.