MailEnable Professional Edition includes all of the features of the Standard Edition but also provides Webmail, Web Administration, support for third party Anti-Virus scanning, POP Retrieval, and HTTPMail. This functionality effectively allows you to establish yourself as a mail hosting provider. With the use of standard Microsoft technology (such as ASP, IIS, VB, C++, etc.) you are able to easily modify and expand on the mail services you provide. Includes Web Mail, Web Administration, HTTPMail Service, Support for 3rd party Anti-Virus, MailEnable POP Retrieval, MailEnable COM Component ...and much more