ClientExec is a very popular billing and support solution, which is used by a lot of website hosting companies as well as their resellers. It is feature-rich and easy to customize, so it will enable you to launch and take care of your own reseller business with ease. ClientExec will allow you to accept online payments via multiple payment processors or to offer domain name registrations and SSL certificates via various suppliers, to set prices for hosting plans and add-ons, to see detailed statistics about your customers in addition to the services they've acquired, and monthly reports on how your company is doing. What's more, ClientExec contains an integrated ticket system, therefore you can easily provide support to all of your customers. If you manage an actual company, you can give different levels of accessibility to your management team, your technical support crew, your sales crew, etc., with various features they'll be able to access and to change.