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Billing & invoicing

From quotation to invoice without retyping

A simple quoting workflow for wholesalers and contractors — and why a quotation should not carry tax until it becomes a bill.

Wholesalers, distributors and contractors quote far more than they bill. The trouble usually starts when a quotation is accepted and someone retypes it as an invoice — with a price, a quantity or a rate typed wrong.

A workflow that holds up

  1. Quote — items, quantities, prices. Number your quotations in their own series, separate from invoices.
  2. Follow up — note when you’ll call back. Most quotations are won or lost on the follow-up.
  3. Convert — when the customer says yes, turn the quotation into an invoice. The lines carry over; nothing is retyped.
  4. Collect — record payments against the invoice, part by part if that’s how they pay.

Should a quotation show GST?

A quotation is an offer, not a supply. Tax is charged when the invoice is issued, at the rates that apply on that day. If a rate changes between quote and bill, the invoice must use the new one. Many shops show “plus GST as applicable” on a quotation for exactly this reason.

In Billyng

Quotations and invoices are numbered in separate series for each GST number. Converting a quotation creates the bill from its own lines, and charges each product’s GST rate on the day of billing. If a product has since been removed from your catalogue, Billyng tells you which one, rather than billing something you no longer sell.

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