- Purpose
A Purchase Order (PO) is a formal internal and external procurement document used by a company to request goods or services from a supplier or vendor.
It acts as:
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A legal intent to purchase
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A binding agreement once accepted by the supplier
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A control document for procurement, inventory, and accounting
A Purchase Order defines what will be bought, from whom, at what price, under which terms, and when delivery is expected.
A Purchase Order is not a payment document and does not represent an expense payment by itself.
- When to Use a Purchase Order
Use a Purchase Order when:
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Buying goods or services from suppliers
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Controlling procurement approvals
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Locking prices before delivery
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Managing inventory inflow
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Ensuring vendor accountability
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Tracking expected expenses
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Matching invoices later (3-way matching)
Common industries:
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Manufacturing
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Retail & wholesale
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Construction
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Logistics
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Hospitality
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IT & services
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Corporate procurement departments
- How to Use – Step-by-Step (User Flow)
1️⃣ Create Purchase Order
Navigate to Documents → Orders → Purchase Orders
Click Add Purchase Order
Select or create:
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Supplier (vendor)
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Company / organization
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Document language
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Currency
2️⃣ Supplier & Procurement Details
Define supplier-specific information:
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Supplier name
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Contact person
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Add internal procurement references:
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Requester / department
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Cost center
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Internal PO reference
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Approval authority
3️⃣ Add Items to Be Purchased
Add each item or service with full clarity:
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Product or service name
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Detailed description
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These values represent expected costs, not payments.
4️⃣ Pricing & Cost Summary
Purchase Orders provide cost commitment visibility:
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Subtotal
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Discounts
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⚠️ These totals do not post accounting entries until invoice is received.
5️⃣ Delivery & Fulfillment Terms
Specify procurement logistics:
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Delivery address (warehouse / site)
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Delivery method
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This ensures:
✔ Supplier clarity
✔ Fewer disputes
✔ Smooth inventory intake
6️⃣ Terms & Conditions
Define commercial and legal terms:
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Payment terms (Net 30, Net 60, etc.)
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Invoice submission requirements
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Penalties or delays
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Warranty clauses
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Cancellation rules
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Inspection & acceptance conditions
7️⃣ Save & Approve Purchase Order
On save:
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PO number is generated
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Status set to Draft / Pending Approval
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On approval:
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PO becomes official
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Can be sent to supplier
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Procurement commitment is locked
- Purchase Order PDF
A professional Purchase Order PDF is generated automatically.
The PDF includes:
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Company details
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Supplier details
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Used for:
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Supplier confirmation
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Contractual reference
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Internal audits
- Payment Behavior (Important)
Purchase Orders do NOT handle payments.
❌ No payment methods
❌ No receipts
❌ No direct expense posting
❌ No tax reportingPayments occur after supplier invoice is received and approved.
- Relationship with Other Documents
- Purchase Order → GR/IR → Supplier Invoice
Purchase Order
↓
Goods Receipt (GR / IR)
↓
Supplier Invoice
↓
Payment
This is known as 3-Way Matching:
✔ PO (what was ordered)
✔ GR/IR (what was received)
✔ Invoice (what is billed)
- Purchase Order → GR/IR (Partial)
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Multiple GR/IR records can reference one PO
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Supports partial deliveries
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Remaining quantities tracked
- Purchase Order → Accounting
Once supplier invoice is approved:
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Expense is recorded
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Payable is created
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Payment can be processed
- Conversion & Linking
Purchase Orders can be:
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Linked to GR/IR documents
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Linked to supplier invoices
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This ensures:
✔ No over-billing
✔ Accurate expense control
✔ Full procurement traceability
- API Support
Purchase Orders are fully supported via API.
API Capabilities
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Create Purchase Order
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Update PO items & quantities
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Fetch PO list & details
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Generate PO PDF
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Link GR/IR to PO
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Track fulfillment status
API Use Cases
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ERP integrations
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Inventory systems
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Supplier portals
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Automated procurement workflows
⚙️ Settings Affecting Purchase Orders
Procurement Settings
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Approval workflows
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PO numbering format
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Mandatory fields
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Department / cost center mapping
Template Settings
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Supplier-friendly layout
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Item description length
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Signature blocks
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Custom legal clauses
Inventory Settings
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Quantity tracking
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Partial receipt support
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Warehouse linking
✅ Benefits of Purchase Orders
✔ Controls supplier spending
✔ Prevents unauthorized purchases
✔ Locks pricing before delivery
✔ Enables 3-way matching
✔ Improves inventory planning
✔ Reduces billing errors
✔ Strengthens vendor accountability
✔ Fully API-automatable
- Summary
A Purchase Order is the foundation of structured procurement.
It ensures:
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Clear supplier communication
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Controlled spending
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By separating ordering, receiving, invoicing, and payment, Purchase Orders help businesses stay organized, compliant, and cost-efficient.
