ClientExec is a very popular billing and support solution, which is used by a large number of web hosting companies along with their resellers. It is feature-rich and easy to customize, which means that it will enable you to start and manage your own reseller business in no time. ClientExec will enable you to accept online payments through numerous payment processors or to offer domain name registrations and SSL certificates via separate service providers, to put prices for web hosting plans and add-ons, to see detailed stats about the customers and the services they've acquired, and monthly reports about how your business is doing. What's more, ClientExec contains an integrated ticket system, so that you can easily provide support to all your customers. If you manage an actual company, you can give different degrees of access to your management team, your technical support crew, the sales personnel, etcetera, with pre-defined functions they'll be able to access and to customize.