ClientExec is a great billing and support app, which is intended to ease the control over small to medium-sized web hosting suppliers. It's the link between the front- and the back-end and it allows for a customer to acquire a website hosting plan online and to get their account activated. ClientExec will make it extremely easy for you to generate invoices, to set prices for hosting plans and domain names or to view performance statistics. When you use the software, you can include a payment processor, a domain name registrar or an SSL service provider in several easy steps. ClientExec also includes an inbuilt ticketing system, which will enable you to provide support to your customers. If you decide to start your own reseller hosting business and other people to help you in this venture, you can give them different levels of access and each level will be able to access different sections and options in ClientExec.