cPanel is one of the best website hosting Control Panel instruments and it's used by millions of users internationally. Its popularity is as a result of its convenience and intuitive interface, that will allow you to access plenty of functions with only a couple of clicks. You can upload, copy and move files, generate new databases and add users with various levels of access, create email addresses, enable spam security and SPF validation, view account usage statistics, and much more. cPanel is used by many reseller hosting providers, as it comes with a reseller-level Control Panel named WebHost Manager (WHM). The latter is a powerful tool that will enable you to create website hosting plans and to select all of their features. You can also generate and adjust client website hosting accounts, easy access and modify a variety of server-side settings and DNS zone records, set up modules and apps, and many more. cPanel and WHM can be used with a large number of billing applications.