System is entirely based on PHP 4, with Microsoft SQL Server 7.0 and above. Uses any available SMTP server to send individual email messages.

The Hypertext Editor uses a standard Microsoft Internet Explorer Active X control that has been customized to fit the needs of WebUpdate eMailer 1.0.

- Operating System: Windows 2000 Service Pack 2 and above
- Web Server: IIS 5.0 or Apache for win32
- Application System: PHP 4.2 and above
- Server CPU: Pentium II 500Mhz and above
- Server RAM: at least 256MB
- Server Disk Space: at least 10MB
- Database Server: Microsoft SQL Server 7.0 and above
- an available SMTP host (for lost password retrieval)
- IP Switch iMail server for bounce-backs reporting

- Operating System: Windows 98, 2000, XP
- Workstation CPU: Pentium II 500Mhz and above
- Workstation RAM: at least 128MB
- Workstation Disk Space: N/A
- Browser Software: Microsoft Internet Explorer 5.0 and above with cookies enabled.