cPanel is one of the best hosting Control Panel tools and it's used by millions of users all around the world. Its popularity is as a result of its user-friendliness and intuitive interface, which will allow you to access a lot of features with just a few clicks. You're able to upload, copy and move files, create new databases and add users with various stages of access, create e-mail addresses, enable spam protection and SPF validation, view account usage stats, and much more. cPanel is used by many reseller hosting providers, since it includes a reseller-level Control Panel known as WebHost Manager (WHM). The latter is a powerful software tool which will allow you to create web hosting packages and to select all their features. You can also set up and adjust client hosting accounts, access and edit a number of server-side settings and DNS zone records, install modules and applications, and much more. cPanel and WHM can be used with many billing applications.