InvoiceBerry Tips for for Freelancers & Small Businesses 11 Invoicing Terms for Your Business | Page 6

3. Proforma Invoice
A proforma invoice is comparable to a quote/estimate. More
specifically, it:
• is the price that you and the customer have already
agreed upon
• a binding agreement before goods are delivered
Think of a quote or estimate as “I hope we can deal” and a
proforma invoice as “the deal is done.”