Concept · article 02 of 15

Numbers don't
match the till.

The five most common causes of a variance, in order of frequency. Most are 30-second fixes.

Ibrahim Ölmez Ibrahim ÖlmezFounder · nouz · 6 min read · Updated this week
Don't panic, check in order. Variances between nouz and your till almost always come from one of five things. Run the checks in order — most resolve in under a minute.

A variance between what nouz shows and what the till counted is almost always a data entry issue, not a calculation error. The five causes below cover 99% of variance reports in our beta.

01 Check in order

Common causes in rough order of frequency. Start at the top — most are caught in the first two checks.

02 The five most common causes

  • 1. Typo on cash or card. Most variances are a single digit off. Open the entry, eyeball both numbers against the Z-report.
  • 2. Wrong date. Did you log it for today by accident when the data was from yesterday? Move it.
  • 3. Double-counting product sales + manual entry. If you logged €120 manual and three €40 product sales for the same day, you're counting €240 of revenue that was actually €120 or €120 (not €240). Pick one.
  • 4. Gross vs net confusion. If you typed €700 net (post-VAT) into the gross field, your numbers look low. Use the till total, VAT included.
  • 5. Wrong location. Multi-location users sometimes log to the wrong location. Check the picker top-right.

03 Still wrong?

If you've checked all five and the numbers still don't match, email support@nouz.co with the date and what you typed vs. what the till shows. We'll investigate within the business day.

Include the Z-report total (if you have it), the location name, and what nouz is currently showing for that day. Server-side logs can usually identify where the divergence came in.

04 Prevent the next variance

Two habits that catch most variances at entry time:

  • Glance at the day total after saving. nouz shows the day's sum at the top of Revenue. Compare to the Z-report total. Mismatch = catch it now.
  • Verify the date in the calendar header before typing. Especially after backdating, the form stays on the past date.
Don't fix the till to match nouz. The till is authoritative. If nouz disagrees, nouz is wrong. Edit the nouz entry, not the cash drawer.

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Still stuck? Email support@nouz.co — a founder replies, usually the same business day.