Restaurant Loss Prevention: A Manager's Complete Guide

By Muhammad Shujah Uddin Qazi, Founder · November 4, 2026 · 2 min read

Quick answer: Restaurant losses come from four main areas: cash and POS abuse (voids, comps, discounts and no-sales); food and inventory theft or waste; back-door and delivery problems; and labor time. Control them with manager approval and daily review of voids and comps, regular inventory counts of high-cost items, a locked and monitored back door, cash procedures with two-person counts, accurate time tracking, and camera coverage of registers, kitchen entry and storage.

1. POS: voids, comps and discounts

  • Manager approval for voids after payment, comps and discounts above a set amount.
  • Daily reports by employee: voids, comps, discounts, no-sales.
  • Watch for patterns: the same server, the same shift, round numbers.
  • Camera above the register to match transactions with what happened.

2. Cash handling

  • One cashier per drawer.
  • Counts at shift change and closing, with two people, on camera.
  • Frequent safe drops; low drawer limits.
  • Drive-thru windows covered by a camera.

3. Food and inventory

  • Count high-cost items (proteins, alcohol, specialty ingredients) daily or weekly.
  • Compare usage vs. sales (theoretical vs. actual food cost).
  • Portion control: standard recipes, scoops and scales.
  • Waste log: record spoiled or dropped food.
  • Lock the walk-in and liquor storage after hours.

4. Back door and deliveries

  • One receiving door, camera-covered.
  • Count deliveries before signing; check weights and quality.
  • Trash and grease runs at set times; watch for items leaving with trash.
  • Back door locked and alarmed when not in use.

5. Labor time

  • Verify clock-ins and clock-outs.
  • Approve hours daily.
  • Watch for early clock-ins and late clock-outs without work.

6. Camera coverage for restaurants

View Purpose
Registers and drive-thru Cash, voids, comps
Kitchen entry/exit Product leaving the kitchen
Walk-in and storage Inventory theft
Back door and dumpster Deliveries, trash-run theft
Dining room and entrance Safety, customer disputes
Office/safe Counts and deposits

7. Live monitoring

Live remote monitoring confirms openings, closings, cash counts and back-door activity, and logs hygiene and safety issues such as spills or blocked exits, so managers act on the same day.

Monthly restaurant LP review

  • Food cost vs. target, by category
  • Voids, comps and discounts by employee
  • Cash over/short by shift
  • Waste log totals
  • Labor hours vs. sales
  • Incidents and corrective actions

Frequently asked questions

What is the biggest source of restaurant losses?

It varies, but POS abuse (voids, comps, discounts) and food/inventory loss are common leaders. Daily reporting addresses both.

How often should restaurants count inventory?

High-cost items daily or weekly; full counts at least monthly.

Do cameras in the kitchen bother staff?

Explain the purpose openly (safety, hygiene, fairness) and avoid private areas. Most teams accept transparent monitoring.

Key takeaways

  • Control POS overrides with approvals and daily reports.
  • Count high-cost inventory often and compare usage with sales.
  • Secure the back door and verify labor time.

Next step: Learn how Digital EYE monitors restaurant operations live.