Sage 500

We use Sage and write software that integrates our book information system with Sage for inventory and finance functionality. The information in Sage about Mat Req Pc is clear, but I can't seem to find information about MaterReqPer and how it relates…

I'm looking for a method to restrict labor progress entries to certain users, user groups, ect... Possibly a vb script through customizer?

I'm new and would like to implement so i can learn, business insights dashboards. sage 500 7.40.8.0