Agree on what you will bill
Choose the arrangement that fits the work: one bill, agreed milestones, recurring charges or a final balance. Confirm the recipient, due date, description and accepted payment methods. The customer’s accounts-payable team may need an order reference or a different contact from the person who requested the work.
Label estimates, quotes and invoices clearly so the customer knows which document requests payment. Record agreed changes to the work before billing them. A template cannot settle a disagreement about what was ordered.
Track a deposit and the remaining balance
Suppose a design studio and its customer agree on $700 before work starts and $1,400 on completion. This example excludes taxes, fees and later changes to the work. Each invoice follows one of those two stages.
The studio sends a $700 deposit invoice. Once the $700 payment is confirmed and applied, that invoice has $0 outstanding. On completion, the studio invoices the remaining $1,400.
The customer pays $1,000 toward the completion invoice, leaving $400. A reminder should request that $400, not the original $1,400. Once the final $400 is confirmed and applied, the completion invoice also has $0 outstanding.
The completion invoice should request $1,400. If it shows the full $2,100 project price, deduct the $700 deposit. Without that deduction, the two invoices would bill the customer $2,800 in total. These records track invoices and payments. Revenue recognition and the deposit’s tax treatment depend on the business’s applicable accounting method.
Check the invoice before sending it
- Give the invoice a distinct reference and describe the goods or work clearly.
- Check the amount, due date, recipient and agreed payment instructions. Include the customer’s required order or project reference.
- Keep the sent version and a record of any corrections.
If the invoice did not reach the right team, resolve that delivery problem before treating it as a refusal to pay. Link a correction to the invoice it replaces or adjusts so the customer does not mistake two versions for separate bills.
Check the balance before a reminder
Review the outstanding-invoice list for payments that have arrived but remain unmatched, agreed credits and open disputes. Give each unresolved item an owner and a next action. A reminder should state the current amount owed and reflect why the invoice is still open.
The studio’s completion invoice moves from $1,400 unpaid to $400 remaining, then settled. A “sent” label alone hides those changes. Record a promised payment date separately from a confirmed payment; a promise does not settle the balance.
Stop reminders that no longer match the bill
Scheduled reminders can save repeated work, but test what happens after a part-payment, credit or dispute. Pause a reminder that would ask for an amount the customer no longer owes, and have someone review the change.
Before issuing a recurring invoice, check the current scope, recipient and billing period. An old template does not establish that the next charge is correct.
Keep supplier bills connected to approval and payment
When your business is the buyer, confirm what was received, who approves the bill and whether it has already been paid. Keep the supporting invoice and payment record together. Distinguish a bill waiting for approval from one approved but still unpaid.
Verify unexpected bank-detail changes through a trusted contact channel before paying. As with customer invoices, assign each unresolved supplier bill an owner and a next action.
References
See Trolleys payment acceptance and fees
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