ERP Knowledge Base

Understand the transactions behind a controlled ERP system.

Practical guides on inventory, procurement, accounting, manufacturing and ERP implementation — with examples showing how operational events connect to financial evidence.

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Latest guide
21 guides
Inventory & Finance19 September 2026·19 min read

Purchase Price Variance (PPV): Formula, Journal Entries and ERP Examples

Calculate purchase price variance with worked examples and journal entries. Compare PPV and invoice price differences under standard and moving average costing.

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Inventory & Finance15 September 2026·15 min read

Inventory Journal Entries: From Receipt to COGS and Write-Offs

See inventory journal entries for goods receipt, supplier invoices, COGS, adjustments, write-offs and GRNI, with debits, credits and ERP examples.

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Inventory & Finance11 September 2026·18 min read

Landed Cost: Formula, Examples and Inventory Accounting

Learn how landed cost is calculated, which purchase and import costs may be included, and how freight, customs and other charges affect inventory value and cost per unit.

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Inventory & Finance8 September 2026·18 min read

Inventory Valuation Methods: FIFO, Moving Average and How Inventory Costing Works

Compare inventory valuation methods including FIFO, moving average and periodic weighted average, with practical examples showing their impact on inventory value and cost of goods sold.

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Inventory & Finance4 September 2026·19 min read

Moving Average Cost: Formula, Examples and Inventory Valuation

Learn how moving average cost works in inventory accounting, with formulas and step-by-step examples showing how receipts, issues and changing purchase prices affect inventory value.

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Inventory & Finance28 August 2026·18 min read

Inventory Write-Off: Accounting, Journal Entries and ERP Controls

Learn how inventory write-offs work, when stock should be written off, the journal entry, how write-offs differ from write-downs and adjustments, and which ERP controls preserve traceability.

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Procurement & AP27 August 2026·16 min read

Goods Receipt in Accounting: Journal Entries, Inventory Impact and ERP Controls

Learn how goods receipts affect inventory quantity, valuation and accounting, with journal entry examples, partial receipts, reversals and ERP controls.

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Procurement & AP22 August 2026·17 min read

What Is GRNI (Goods Received Not Invoiced)? Accounting, Process and ERP Controls

Learn what GRNI means, how Goods Received Not Invoiced accounting works, why GRNI balances remain open and how ERP connects goods receipts, supplier invoices and accounts payable.

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Inventory & Finance15 August 2026·18 min read

FIFO Method: How First-In, First-Out Inventory Costing Works

Learn how the FIFO method works, how FIFO calculates COGS and ending inventory, and how ERP systems use cost layers to connect inventory movements with accounting.

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Procurement & AP9 August 2026·20 min read

What Is the Purchase-to-Pay (P2P) Process? Steps, Controls and ERP Workflow

Learn how the Purchase-to-Pay process connects purchase orders, goods receipts, supplier invoices, three-way matching, accounts payable and settlement in ERP.

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Inventory Control1 August 2026·18 min read

What Is an Inventory Adjustment? Causes, Process and Best Practices

Learn what an inventory adjustment is, when stock should be adjusted, which causes require another transaction and how ERP improves approval, accounting and audit control.

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Inventory Control23 July 2026·17 min read

What Is Cycle Counting? Process, Methods and Best Practices

Learn what cycle counting is, how the cycle count process works, which methods companies use and how ERP systems improve inventory accuracy, control and traceability.

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Inventory Control19 July 2026·16 min read

What Is Inventory Reconciliation? Process, Methods and Best Practices

Learn what inventory reconciliation is, why inventory discrepancies happen, how the reconciliation process works and how ERP systems improve inventory accuracy, traceability and financial control.

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ERP Implementation16 July 2026·19 min read

ERP Implementation Process: 10 Phases from Planning to Go-Live

Learn the 10 phases of ERP implementation, from business objectives, process ownership and master data preparation to testing, cutover, go-live and stabilization.

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ERP Fundamentals10 July 2026·18 min read

What Is an ERP System? ERP Meaning, Modules and How It Works

Learn what an ERP system is, how ERP software works, which modules it includes and how it connects operations, finance, inventory, procurement, sales and production.

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ERP Strategy2 July 2026·15 min read

ERP vs Spreadsheets: When Inventory-Heavy Companies Outgrow Excel

Spreadsheets work well at the beginning, but inventory-heavy companies eventually need ERP control across inventory, warehouse, procurement, accounting and audit workflows.

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ERP Strategy26 June 2026·8 min read

Why ERP Implementations Fail Before the First Invoice Is Posted

Most ERP projects do not fail because the software is wrong. They fail because companies buy enterprise software before they have enterprise discipline.

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Inventory & Finance26 June 2026·9 min read

Why Your Warehouse and Accounting Never Agree at Month-End

Warehouse and accounting do not disagree because people are careless. They disagree because physical truth and financial truth are created in different places, at different times, under different rules.

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Inventory & Finance26 June 2026·9 min read

Perpetual vs Periodic Inventory: What Finance Needs to Know

The question is not simply whether stock is counted periodically or tracked continuously. The question is whether inventory value should be a month-end calculation or a financial consequence of daily operations.

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Manufacturing26 June 2026·9 min read

How Production Orders Connect to Your General Ledger

A production order is not just a shop-floor document. It is one of the most important financial source documents in a manufacturing business.

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Procurement & AP26 June 2026·9 min read

What Is Three-Way Matching and Why It Matters for AP

Three-way matching is not just an AP feature. It is a test of whether procurement, warehouse, inventory and finance are structurally connected.

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