One line, document versions you can follow
A line is created once and carried into quote, order, delivery note and invoice under control. Versions already issued stay unchanged and remain traceable.
Practice / From quote to invoice
From quote to invoice
The same lines appear in the quote, in the order, on the delivery note and on the invoice. Four documents, four chances to transpose a figure.
The starting point
The work
in between.
- The quote comes out of a template someone built once and nobody has understood since.
- When the order comes in, the quote is copied and renamed.
- Variations arrive by email, then get forgotten at invoicing or remembered wrongly.
- In the end the invoice does not match what was actually delivered, and the customer rings.
A suitable design
What needs to
work together.
These components describe one possible individual scope. Scope and rules are agreed with your business.
Variations belong to the job
A variation is its own line, with a date, an approval and a reason. Once checked, it is carried deliberately into the next document version and into the final invoice.
The draft appears on its own
When the job is finished, the invoice is waiting as a draft. You decide whether it goes out. Someone else wrote it.
An example decision card
Invoice for a client
The draft is complete. Line, amount and wording are taken from the order.
The total is 13.9 % above the order value. Three approved variations are included.
How does that figure come about?
- order value from the quote
- + two variations, both approved in writing
- + materials from three delivery notes
- − one line the client removed
- = the total in the draft
07 · To check the sums
From quote to invoice, without a jump.
Three approved variations sit on the job. Follow how four billable lines and the invoice total come out of them. Every figure keeps its provenance.
A calculation you can check
Build the invoice draft from the order and the variations
The draft is only calculated. Nothing is sent.
- + Order value from quote A-2417version of 3 June · confirmed by the client €18,400 carried over
- + Variation, electricalapproved by email from the site manager · 2 August €2,100 to check
- + Additional core drillingvariation sheet N-08 · signed €1,260 to check
- − Light fittings no longer requiredsite meeting of 29 July · line removed €800 to check
Invoice total
still openFirst the approval, the amount and the sign of every change get checked.
History
The starting position and the check that ran stay distinguishable.
- Agent · billing Job finished; four billable lines found.
An illustration. Customer, job, amounts and approvals are invented. Whatever you change here stays in this browser view; nothing goes to the server or to analytics, and nothing is stored.
One line, one provenance
The amount can be traced back to the quote, to a variation or to a removal. A transposed figure cannot travel unnoticed through four documents.
The last step stays visible
The agent prepares the draft. Approval and sending are separate decisions and only then appear in the history.
The countercheck
Where things
can go wrong.
Letting invoices go out automatically saves a minute and risks a customer. The draft appears on its own, sending stays a decision. At least until you have watched the drafts hold up over months.
A useful first trial includes this failure case explicitly. Fast processing alone is not success if checking and correction create more work.
The connection to the next task
Your first stage
Start where
the work improves.
For From quote to invoice, we choose a bounded first outcome with your team. Existing specialist systems can stay where they fulfil necessary requirements. We compare time relief, payments that can end and the cost of the new way of working.
The workshop gives you priorities and a roadmap. You can continue internally or with support from Markus Kirchmair. The choice of model and agent follows the task, with data and rules retained outside an individual chat.
Explore the workshop →Ready for the next change
Keep the work simple.
The first view should show the next relevant decision. Reasoning and sources remain accessible. We leave out unnecessary features and make actual progress visible.
When a rule changes, agents can help investigate the impact, prepare the adjustment and update tests and documentation. A qualified person assesses the result and its adoption.
Try a change →Your first step
Say yes
to less.
Less unnecessary software. More room for your work. Let’s find the useful first step.