You find out where the margin went after it's already gone.

Actual profitability becomes clear during invoicing or month-end rather than while work is happening.

How it shows up

The quote looked fine. Then extras, overtime, material variance, and rework accumulated in the field. Finance sees it when the invoice is built, or when the month closes.

Why it happens

Operational facts and financial facts are collected on different clocks, in different tools, by different people. Nothing joins them while there is still time to say no, to re-price, or to change the plan.

If nothing changes

By the time management sees the variance, there may be nothing left to manage.

Money

Unbilled extras, underestimated work, overtime, and material variance become a surprise instead of a decision.

Time

Someone reconstructs the job from timesheets, photos, and email in order to invoice.

People

Project managers spend the end of the job arguing about what happened rather than running the next one.

Process

There is no live view of cost versus quote. The control is retrospective.

Customers

Late, disputed invoices. Trust erodes even when the work was good.

Risk

You scale a pattern you cannot see. The next ten jobs repeat the leak.

Growth

More volume hides the leak until it is large enough to hurt a quarter.

Questions worth asking

When does management first see that a job or a period is off-plan?

Which extras never reach an invoice because nobody captured them in time?

Who reconstructs the file for billing, and how long does that take?

What would happen at twice the current volume?

If this leaked on every job this year, would you still call it a software problem?

When it is working

Quote, extras, hours, and materials share a timeline. A manager can see a job drifting while the crew is still on it. Billing is a consequence of the work.

What we might actually do

Operational data capture

Hours, extras, photos, and quantities captured where the work happens.

Job costing view

Cost versus quote while the job is open.

Billing handoff

What was approved to do is what is ready to bill. No reconstruction.

Integration

Accounting stays accounting. Operations should not be a second ledger maintained by hand.

When software is the wrong first move

Where we see it

Roles this hits

Related problems

Selected work

Comparable files are walked through in a working session. We do not invent percentages for the website.

Talk through this problem

Describe the process as it runs. A specification is optional.