Invoicing Guides
Practical guides on invoicing for freelancers and small businesses.
Invoice vs Receipt: What's the Difference?
Invoices request payment; receipts confirm it. Learn when to send each, what they must include, and why the difference matters for your books.
Read guide ›Invoice vs Estimate: When to Send Each
An estimate prices the work; an invoice bills for it. Learn when to send each and how to convert one into the other smoothly.
Read guide ›What Is a Proforma Invoice?
A proforma invoice is a preliminary bill sent before final delivery. Learn when businesses use it, what it includes, and how it differs from a real invoice.
Read guide ›What Is a Recurring Invoice?
A recurring invoice bills the same client the same amount on a schedule. Learn when to use them, how they work, and how to set one up.
Read guide ›How to Create a Professional Invoice
What separates a professional invoice from a messy one — layout, clarity, branding, and the details that make clients pay faster.
Read guide ›How to Write an Invoice
What to actually write on an invoice: the fields, the line items, the payment terms, and the notes that make clients pay without questions.
Read guide ›What Should an Invoice Include? (Checklist)
The complete checklist of everything a professional invoice needs: business details, line items, totals, tax, payment terms, and the small print that prevents disputes.
Read guide ›