All payments have to be made exclusively by using crypto currencies. A variety of coins are accepted and you can always ask for manual payment processing if you need.
If you'd like to host a specific kind of website/service and you're not sure if it might break the ToS, feel free to contact me and inquire about it, I'll let you know prior to purchasing if your idea can be developed on our systems.
Softaculous Installer allows you to deploy your website with few clicks and no need to handle any installation from scratch. It is included with all hosting accounts and, let me remind you, all accounts are served with cPanel.