Sage Alerts & Workflow is a standalone application that will allow you to set up alerts for certain events in your Sage 300 ERP.
For example, if you wanted to email customers notifications about the status of their orders -- once they've been shipped or delivered, for example -- Sage Alerts & Workflow can help you achieve this.
Sage Alerts & Workflow offers a free, 30-day trial to to test. Please contact them for additional details.