Introduction

Let’s face it – while you’re busy watching your supply chain for external threats, your sales team might be quietly bleeding your company dry. As someone who’s spent years investigating corporate fraud cases, I’ve seen firsthand how sales fraud schemes can fly under the radar while causing massive financial damage. In today’s shaky economic climate (thanks, tariffs), fraud is on the rise, and your sales department is particularly vulnerable.

The Costly Reality of Sales Fraud

Did you know that companies lose a whopping 5% of annual revenue to fraud? That’s billions collectively wasted across industries. What’s more alarming is that according to fraud experts, 55% observed increased fraud during economic downturns – precisely the environment we’re navigating now.

For business leaders and finance chiefs, this isn’t just a financial headache—it’s a direct attack on your business strategy and profitability. While you’re focused on protecting your trade secrets and IP protection from outside threats, your greatest insider threat might be sitting in your sales department.

Six Common Sales Fraud Schemes Killing Your Profits

1. Returns Fraud with Kickbacks

This scheme is particularly sneaky. A salesperson encourages customers to purchase excess inventory (often with unauthorized discounts) to inflate sales figures. Later, the customer returns the excess inventory, but the salesperson keeps their commission. Meanwhile, your inventory numbers and forecasting are completely thrown off.

Red Flags to Watch For:

• Large sales orders followed by significant returns
• Sales spikes near reporting periods (quarter-end) that reverse shortly after
• High return rates for specific salespeople compared to others
• Unusual relationships between sales staff and certain customers

In 2022, a global electronics distributor discovered a senior salesperson colluding with a key customer on bulk orders at steep discounts. After commissions were paid, the customer returned over 60% of the inventory. Pretty clever scam, right?

2. Revenue Recognition Fraud

This scheme involves manipulating revenue figures or pocketing unrecorded revenue. For example, an employee might issue a credit note and split the refund with a customer. For technology companies especially, recording revenue too early can artificially inflate performance metrics.

Red Flags to Watch For:

• Customer receipts missing for completed sales
• Same person handling both invoicing and payment collection
• Unusual timing of revenue recording (especially at quarter-end)
• Differences between contract terms and recorded revenue

Channel stuffing fraud – a distribution problem

3. Credit Note Manipulation

Your sales team might be issuing unauthorized credit notes to steal funds or hide theft. Without proper oversight, this fraud can continue for months or even years before anyone notices.

Red Flags to Watch For:

• Credit notes issued without proper approval
• Unusual patterns or increased frequency in credit note issuance
• Credit notes that lack supporting documentation
• Certain employees processing a disproportionate number of credit notes

4. Inventory Fraud

This classic scheme involves stealing stock via false sales or diverting goods in transit. In 2022, an employee at an Australian parts supply company altered supplier bank details to divert payments while covering up inventory theft through falsified invoices. Their research showed this could be prevented with better automated fraud detection tools.

Red Flags to Watch For:

• Negative inventory entries or unexplained stock differences
• Frequent cancellations of sales transactions
• Differences between physical inventory counts and system records
• Unusual shipping or delivery patterns

5. Discount and Pricing Manipulation

In Asia, employees were caught receiving kickbacks for granting unauthorized discounts. This not only hurts your profits but can disrupt your entire pricing strategy and market positioning.

Red Flags to Watch For:

• Discounts disproportionately benefiting specific customers
• Patterns of excessive discounts tied to one salesperson
• Discounts offered without proper approval or documentation
• Unusual changes in profit margins across similar sales

6. Commission Fraud

Consider this simple example: if a salesperson fraudulently changes their commission rate from 10% to 20% on $1,000,000 in sales, that’s $100,000 straight out of your pocket. Multiply that across your sales team and years of operation, and you’re looking at potentially huge losses.

Red Flags to Watch For:

• Cash skimming from sales that go unrecorded
• Creating fake sales to inflate commission numbers
• Differences between sales data and bank deposits
• One salesperson consistently outperforming peers by unusual margins

Software vs. Physical Products: Different Risks

The selling of software brings its own unique fraud risks. While physical product fraud often involves inventory theft and returns, software sales fraud typically involves revenue manipulation and more complex schemes.

For software subscription companies, a common scheme involves selling discounted multi-year subscriptions to partners who later cancel most licenses after commissions are paid. One company discovered a regional manager had colluded with a reseller to inflate sales figures and split the commission.

For physical products, fraud detection may be easier due to inventory checks you can see and touch. Software fraud, however, can be harder to detect since the product isn’t physical. For instance, in 2021, a software company found that a sales manager sold discounted multi-year subscriptions to a partner who later canceled over 70% of the licenses within six months. The manager received commissions based on gross sales but wasn’t penalized for cancellations.

Returns Fraud – a risk for eCommerce companies

Protect Your Bottom Line: Four Action Steps

1. Implement Commission Clawbacks: Tie commissions to net sales (gross sales minus returns) and implement penalties for canceled subscriptions or returned goods. This single control can eliminate much of the motivation for fraud.
2. Create Stricter Approval Processes: Require manager approval for large discounts, bulk orders, or unusual contract terms. This creates accountability and transparency. For credit notes, implement a two-person approval system that prevents a single employee from handling the entire process.
3. Leverage Data Analysis: Monitor return rates by salesperson, product line, and customer using tracking tools. Look for patterns of excessive discounts followed by high return rates. Modern analysis can flag unusual activities long before traditional audits would catch them.
4. Conduct Regular Internal Audits: Focus on high-risk areas such as discounts, bulk orders, refunds, and return transactions. Surprise audits are particularly effective at catching ongoing fraud schemes.

Call to Action

Stop leaving your revenue vulnerable to insider threats. Review your sales controls today and implement these four steps to protect your bottom line. The economic landscape is already challenging enough without letting sales fraud drain your profitability. In my experience, most companies discover fraud only after significant damage has been done. Don’t wait for your technology investments and research efforts to be undermined by preventable financial losses. As business leaders, we can’t afford to overlook this hidden danger in our sales departments. Take action now before your next earnings report reveals the damage.

Further Reading

• Association of Certified Fraud Examiners (2012). Occupational Fraud: A Study of the Impact of an Economic Recession
• Counter Fraud (2025). I want to learn about red flags – internal fraud, Australian Government
• Curwell, P. (2023). Channel stuffing fraud – a distribution problem
• Curwell, P. (2023). Returns Fraud – a risk for eCommerce companies
• Przemysław & Łukasz (2024). Sales Commission Management: How to automate calcualtions and improve security

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