Here is very useful php script for web hosting business,give more care for your web hosting clients,There are many exciting new features and enhancements for this version 4.0.2 WHMCS is a complete all-in-one client management, billing & support solution primarily designed for Web Hosts but also applicable to many other types of online businesses. Packed with features but with a core focus on remaining easy to use and customise, WHMCS enables you to easily and effectively manage your business while automating many routine tasks.
WHMCS provides the ability to submit register, transfer & renew requests to an integrated registrar – automatically when you get paid or waiting for manual authorisation – without even leaving WHMCS. But that’s not all, WHMCS will also allow you and your clients to view/change nameservers and view/change whois info as well as the ability to turn locking on & off and retrieve a domains' EPP code.
Designed for providers in need of both one off & recurring billing, WHMCS gives you the freedom to manage your business from anywhere and co-ordinate multiple staff to completely automate and provide real time processing through an intuitive and easy to use interface.

Provide real-time customer support and visitor communication directly on your site. With PHP Live Helper you can provide human interaction to visitors allowing you to close a sale , provide customer support or simply answer a question they may have. With no need for extra software, you can provide this from any computer, anywhere.