cPanel is one of the leading hosting Control Panel tools and it's used by millions of users worldwide. Its popularity is due to its user-friendliness and intuitive interface, that will enable you to access plenty of features with only a couple of clicks. You can move, copy and upload files, set up new databases and add users with different levels of access, create e-mail addresses, enable spam protection and SPF validation, view account usage stats, and many more. cPanel is used by many reseller web hosting providers, because it has a reseller-level Control Panel called WebHost Manager (WHM). The latter is a powerful software tool which will help you create website hosting packages and to choose all their features. You may also create and customize client web hosting accounts, gain access to and edit a number of server-side settings and DNS zone records, set up modules and applications, and much more. cPanel and WHM can be used with countless billing applications.