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Inventory knowledge you can apply tomorrow.
Methods, calculations and real examples from our projects, without consultant clichés.
ABC · XYZ
Inventory & PurchasingMost read
ABC/XYZ analysis: a steerable assortment in 4 steps.
Felix Kogler · 8 min · Updated: 05.07.2026
z · σ · √LT
Inventory & Purchasing
Safety stock, reorder point, economic order quantity: the calculations.
Michael Schnepf · 9 min · Updated: 05.07.2026Inventory & Purchasing
Why 98, 99 or 100% service level costs you dearly.
Michael Schnepf · 5 min · Updated: 05.07.202601 → 02 → 03
Inventory & Purchasing
Inventory optimisation in 3 steps: forecast, optimisation, procurement.
Michael Schnepf · 7 min · Updated: 05.07.2026ACTUAL − TARGET
Inventory & Purchasing
Stock types: how to calculate your excess stock.
Michael Schnepf · 6 min · Updated: 05.07.2026PR → PO
ERP & Systems
The SAP procurement process, explained briefly.
Michael Schnepf · 5 min · Updated: 05.07.2026Inventory & Purchasing
From slow movers to fast movers: why you shouldn't procure every article the same way.
Michael Schnepf · 6 min · Updated: 05.07.2026
In practice
Systempilot at the Handelsverband Tech Day.
· · Updated: 18.11.2022
In practice
Systempilot at the EazyStock headquarters in Stockholm.
Michael Schnepf · 2 min · Updated: 18.01.2023NEW → OBSOLETE
Inventory & Purchasing
Optimising inventory 2.0: demand patterns and product lifecycle.
Michael Schnepf · 8 min · Updated: 05.07.2026SAP
ERP & Systems
What is SAP (ERP) software? And is it only for large corporations?
Michael Schnepf · 8 min · Updated: 05.07.2026Forecast ↗
Inventory & Purchasing
Inventory forecasting: forecasting with fluctuating demand.
Michael Schnepf · 7 min · Updated: 05.07.2026→ Proposal
Inventory & Purchasing
Replenishment in EazyStock: how an order proposal is created.
Michael Schnepf · 6 min · Updated: 05.07.20264.0
Inventory & Purchasing
Purchasing 4.0: digitalising purchasing and procurement.
Michael Schnepf · 6 min · Updated: 05.07.2026
In practice
Sustainability in purchasing: interview with Thomas Vierhaus (VTH).
Felix Kogler · 6 min · Updated: 12.08.2021
In practice
VTH annual conference 2023: inventory optimisation on the programme.
· · Updated: 06.10.2023⇄
ERP & Systems
ERP vs. inventory management: differences, pros, cons.
Michael Schnepf · 5 min · Updated: 05.07.2026⇄
Inventory & Purchasing
Logistics vs. supply chain management: definition and differences.
Michael Schnepf · 5 min · Updated: 05.07.2026Step 02
Inventory & Purchasing
Inventory planning: the second step in inventory management.
Michael Schnepf · 6 min · Updated: 05.07.2026Now.
Inventory & Purchasing
The right time for inventory optimisation is now.
Felix Kogler · 5 min · Updated: 05.07.20265 steps
Inventory & Purchasing
More supply security in 5 steps.
Michael Schnepf · 6 min · Updated: 05.07.2026
In practice
Systempilot with a talk at the ADV conference "Trends in digitalisation".
· · Updated: 12.10.2020Guide
Inventory & Purchasing
Procurement from A to Z: the complete guide.
Michael Schnepf · 12 min · Updated: 05.07.2026⇄
ERP & Systems
EDI vs. API vs. interfaces: system integration in practice.
Michael Schnepf · 6 min · Updated: 05.07.2026?
Inventory & Purchasing
No place for Excel in 21st-century purchasing.
Felix Kogler · 4 min · Updated: 05.07.20260
Inventory & Purchasing
Never out of stock again: automatic demand forecasts in EazyStock.
Michael Schnepf · 6 min · Updated: 05.07.2026?
Inventory & Purchasing
What-if simulations: computing inventory decisions in advance.
Michael Schnepf · 5 min · Updated: 05.07.2026The Inventory Letter.
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