ClientExec is a great billing and support app, that is made to facilitate the control over small to mid-sized hosting service providers. It is the connection between the front- and the back-end and it makes it possible for a customer to buy a website hosting package on the Internet and then to have their account activated. ClientExec will make it a piece of cake for you to generate invoices, to put prices for website hosting packages and domain names or to watch performance stats. When you use this application, you'll be able to add a payment processor, a domain name registrar or an SSL service provider with a couple of easy steps. ClientExec also contains an integrated 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 individual levels of access and each level will be able to access different sections and options in ClientExec.