Microsoft Outlook is the most effective and efficient email application to provide users an excellent platform for smooth and fast work process. Therefore, a large number of organizations are planning to move to Outlook rapidly to bring improvement in their businesses. The email clients other than MS Outlook majorly include Thunderbird, Apple Mail, SeaMonkey, Entourage, MozillaMail, OperaMail, Netscape, and many others, which are all commendable application but do not provide as easy & smart interface and features as Microsoft Outlook. For this reason, such dominance is allowing users to experience advancement.