🏬 Stores & Warehouse Management (WMS/MM)

Detailed Functional Elaboration: Material Receipt (GRN), Bin Location Tracking, Stock Valuation (FIFO/LIFO/Weighted Avg), and Cycle Counting.

📌 Material Custody & Inventory Control

The Stores and Warehouse Management module maintains strict physical and financial custody of all raw materials, work-in-progress (WIP), and finished goods. It prevents stock-outs, minimizes holding costs, and supports mobile barcode scanning.

Core Stores Functions

Goods Receipt Note (GRN) Generation & Unpacking
Aisle, Rack, and Bin Location Management
Batch / Serial Number & Expiry Date Tracking
Stock Issue against Authorized Requisitions
Perpetual Inventory & Physical Cycle Counting

ERP Inter-Module Integrations

Procurement: 3-way match validation between PO, Vendor Invoice, and GRN.
Manufacturing: Raw material reservations and finished goods put-away.
Finance: Real-time inventory asset valuation updates in the General Ledger.

📊 Inventory Entities & Auditing Tools

Primary Data Entities

GRN_Header (GRN No, PO No, Vendor Code, Receipt Date)
Stock_Bin (Warehouse ID, Rack No, Bin ID, Item Code, Qty)
Stock_Ledger (Item Code, Valuation Method, Opening Balance, Issues, Receipts)
Inventory_Adjustment (Audit Date, Book Qty, Physical Qty, Variance Reason)

Key Stores Metrics

Inventory Turnover Ratio (ITR)
Stock Accuracy Rate (% Physical vs. Book Stock)
Order Pick & Pack Lead Time
Slow-Moving & Obsolete Stock Ratio