cPanel is one of the top web hosting Control Panel tools and it is used by millions of users globally. Its popularity is as a result of its user-friendliness and intuitive interface, that will enable you to access lots of functions with just a couple of clicks. You can move, copy and upload files, generate new databases and add users with various levels of access, create e-mail addresses, enable spam security and SPF validation, view account usage stats, and many more. cPanel is used by a lot of reseller web hosting providers, due to the fact that it comes with a reseller-level Control Panel named WebHost Manager (WHM). The latter is a powerful tool that will allow you to create web hosting packages and to select all of their features. You can also generate and modify client hosting accounts, easy access and modify a large number of server-side settings and DNS zone records, install modules and apps, and much more. cPanel and WHM can be used with countless billing applications.