Lotus Notes

Lotus Notes R5 - R6: Basic Email Communication Introduction
Lotus Notes R5 - R6: Email Advanced Features
Lotus Notes R5 - R6: Remote Access & Mobile Computing
Lotus Notes R5 to R6 Email Migration Differences

Microsoft Outlook/Exchange

Outlook 2000 - 2003: Getting Started
Outlook 2000 - 2003: Advanced Topics

Novell GroupWise

GroupWise 6.5: Introduction
GroupWise 6.5: Advanced

GroupWise 6.5: Remote Access