A web-based email list management system. The software lets users schedule the delivery of web content, attached files and email, automatically delivers digests, manages bounces and keeps accurate membership and read-rate statistics. GroupMaster makes it easy to create lists, importmembers directly or over the web, and manage listswithout technical assistance. New features in version 1.3 supports mail aliasing and discussion lists... as well as a plethora of new options. GroupMaster runs on WindowsNT/95 servers and requires an internet connection and stable domain address for full functionality.