VP-ASP 5.00 is an older, classic ASP application. While it handles standard product listings well, it lacks modern, automated sales drivers. This feature transforms the standard "Out of Stock" or "Low Stock" message from a dead-end into a sales opportunity.
Here’s a useful, actionable post for anyone still running or maintaining a website. This can be used as a blog post, internal documentation, or a client advisory.
While the search term indicates ongoing interest, you should not launch a new store on this version. The opportunity cost is too high: