The variation is a shout across the site
Months pass between that shout and the final invoice. Whatever was not recorded on the same day is contested.
Practice / Your industry
On a building project, good work only becomes defensible when what was agreed, carried out and approved stays traceable.

The working day
Contractors, building firms, carpentry, groundworks, drylining, scaffolding. Businesses where one project runs for months and where every line has to be justified at the end.
An example mapping. Your business defines its own terminology.
Where effort accumulates
These situations help you recognise the work. We use your actual processes to find which apply to your business.
Months pass between that shout and the final invoice. Whatever was not recorded on the same day is contested.
Measuring happens on site, billing happens in the office. Without a systematic check, the source, the version or the approval can get lost on the way. A digital handover helps only if those three are carried along and checked.
It gets written because it has to be written, and it is worthless at exactly the moment it would be needed.
Five years later somebody asks about a detail. Whoever was there at the time may have moved on.
An illustration with fictional figures. Sources and responsibilities belong in the individual implementation.
06 · A project to play through
Measurement, variation, site diary and handover each need a different chain of evidence. Pick the case that is sitting on the project today.
From the signal to the decision
No starting position chosen yet.
The order of work
Business guidance for a first scope, rather than a blanket instruction to rebuild an entire industry.
Written down where the work happens.
Everything about one customer on one page.
Include the failure cases
In a contested final invoice, the total is not what counts. The chain behind it is: agreement, measurement, evidence, approval. The system holds that chain together or it is no use here.
Warranty, discount periods, contractual dates. Deadlines in construction outlast employment. They belong in the system, not in a calendar.
Your first stage
For Construction and its trades, 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
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
Less unnecessary software. More room for your work. Let’s find the useful first step.