Inventory Management - short definition
Inventory management describes the planning, management and control of all goods movements in a company. This includes purchasing, incoming goods, warehousing, inventory management, sales, outgoing goods and returns.
In short, inventory management ensures that goods are available at the right time, in the right quantity and with the right data.
What are the tasks of inventory management?
Inventory management has the task of managing all goods movements transparently, efficiently and comprehensibly. It ensures that products are available on time, that stocks are correct and that orders can be processed reliably.
Inventory management is one of the most important tasks. Companies must know at all times which items are available, which variants are becoming scarce and which products need to be reordered. In addition, there is the maintenance of article master data such as SKUs, EANs, sizes, colors, prices, or supplier information.
Purchasing and procurement are also part of inventory management. This is about reordering goods in good time and in appropriate quantities. In the warehouse, inventory management supports receipt of goods, warehousing, picking and outgoing goods.
For fulfillment is particularly important: Inventory management forms the database for fast and error-free processes. When stocks, article numbers and variants are cleanly maintained, run pick & pack, shipping and returns are significantly more stable.
Important tasks include:
- Monitor stocks
- Documenting goods movements
- Maintain item master data
- Control purchasing and reordering
- Record incoming goods
- Manage storage locations and stocks
- Support sales and order processing
- Prepare outgoing goods and shipping
- Record and repost returns
- Provide evaluations for planning and control
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Inventory Management Cycle
The cycle of inventory management describes the path of a product through a company. It usually starts with the needs assessment: Which goods are needed, in what quantity and at what time? This is followed by procurement from suppliers or manufacturers.
As soon as the goods arrive, they are checked, recorded and stored in the incoming goods. It is then ready for sale, commissioning and shipping. When a product is sold, the inventory in the system is reduced. When goods come back, they are checked by returns management and put back into storage if necessary.
In short: Inventory management combines purchasing, warehousing, sales, shipping and returns into a closed cycle. The cleaner this cycle works, the easier it is to plan inventories, avoid bottlenecks and manage fulfillment processes.
Typical stations in the circuit:
- Needs assessment
- Sourcing
- Receipt of goods
- Verification and recording
- Warehousing
- Vending
- Picking
- Shipping
- Returns management
- Inventory update
In short: Purchasing → Receipt → Storage → Sales → Shipping → Returns
Benefits of good inventory management
Clean inventory management creates transparency. Companies know which goods are available, which items need to be reordered and which products sell particularly well.
This has several advantages:
- better inventory overview
- fewer shortages
- fewer surpluses
- faster order processing
- better purchasing planning
- less manual work
- cleaner warehouse processes
- better evaluations
- higher delivery capacity
Just in fulfillment is that decisive. Orders can only be processed reliably when inventory and reality match.
Difference between inventory management and ERP
Inventory management and ERP overlap but are not the same.
inventory management focuses primarily on goods, inventories, purchasing, sales and warehouse processes.
ERP is usually more broadly based and also includes areas such as finance, personnel, production, controlling or project management.
In short:
- Inventory management = focus on flow of goods
- ERP = comprehensive corporate management
In many companies, inventory management is part of the ERP system.
Typical errors and challenges in inventory management
Poor master data is a common challenge. If item numbers, variants, prices or storage locations are not properly maintained, errors occur in purchasing, warehousing and shipping.
Other typical problems include:
- duplicate items
- incorrect stocks
- unclear minimum stocks
- manual data maintenance
- missing interfaces to the shop or warehouse
- delayed inventory bookings
- unclear return processes
- missing evaluations
Inventory management only works well if data and processes are maintained regularly.
