This program is very adequate for Excel users. This kind of programs (Excel-based MRP systems) have the ability to use schedules and they are less complex. MRP_Excel.zip is a useful tool for companies of all sizes. It comes with a Table of Links instead of a Table of Contents, allowing you to get your job done faster ans easier. It includes various sheets: The Business, Data File, Finite Schedule, and more. It uses no macros or VBA code and it's not locked. It also includes the Purchase Action Report that identifies schedule-critical purchase orders, a single-level Bill of Material Structure, and a built-in Inventory Rationing tool great for detecting material and product lines. Get this application free now.