Invoice

A commercial document itemising and recording a transaction between a buyer and seller, requesting payment for goods or services provided. Invoices include essential information: seller details, buyer details, itemised list of products/services, quantities, prices, payment terms, due date, and unique invoice number for tracking. Beyond requesting payment, invoices serve as legal records, enable accounting and bookkeeping, facilitate tax compliance, and protect both parties in disputes. Professional invoicing builds credibility and ensures timely payment. Modern tools like QuickBooks, FreshBooks, and PayPal automate invoice creation, sending, and payment tracking while maintaining professional appearance.

Why it matters

Professional, timely invoicing directly affects cash flow, the lifeblood of any business. Clear invoices, payment terms, and follow-up systems reduce payment delays and minimise disputes that waste time and strain client relationships.