The supplier ledger is a relationship history
It explains the financial events between the business and a supplier over time.
Purchases create obligations
A purchase can increase stock and create an amount payable to the supplier.
Payments reduce the balance
Supplier payments should reconcile against the purchases and balances that created the obligation.
Terms matter for cash planning
Payment terms help operations and finance understand when supplier cash outflow is expected.
Use the ledger as a reconciliation tool
The supplier ledger should connect purchases, returns, opening balances, payments and adjustments so finance can explain the current payable position.
Review supplier performance with financial context
Purchase volume alone is incomplete. Payment terms, return history, outstanding balance and purchase-cost trends create a better supplier view.
Every event should remain connected to the product, contact or transaction that created it. That is what lets ERP explain a number instead of only displaying it.