ClientExec is a great billing and support app, that is designed to help the control over small to medium-sized web hosting suppliers. It is the link between the front- and the back-end and it allows for some client to buy a hosting package on the Internet and then to have their account activated. ClientExec will make it simple and easy for you to generate invoices, to put prices for web hosting plans as well as domains or to check out performance statistics. When you use this application, you'll be able to include a payment processor, a domain name registrar or an SSL supplier with a couple of easy steps. ClientExec also contains a built-in ticketing system, which will help you provide support to your customers. If you decide to start your own reseller web hosting business and other people to help you in this venture, you can provide them with different levels of access and each level will be able to access different sections and options in ClientExec.