How to identify your most profitable customers.

Some businesses continue to rely on assumptions and gut feelings to determine profitability. But data-driven insights provided by using CRM (Customer Relationship Management) software help eliminate the guesswork.
OGL software
2026-01-27
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3-Mins
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Identifying your most profitable customers can often feel like guesswork. But with access to real-time customer data provided by a CRM system, you can grow your business with far greater clarity and confidence. Whether your stockist, wholesale or distribution business has hundreds of customers or thousands, you’ll likely find that some are more profitable than others.

Identifying which are the most profitable significantly contributes to your business’s success. Put simply, knowing which customers are the most valuable helps you focus effort, resources and service where it counts. But it’s not just as simple as finding out who spends the most. Instead, you need to discover which of your customers have high margins, low returns and strong loyalty to your business.

So, how do you understand which customers are your most profitable?

Rather than relying on guesswork and assumptions, a more effective solution is through the implementation of CRM (Customer Relationship Management) software.

In this article, we’ll take a look at how these help centralise customer history to reveal profitability, and how, when combined with a comprehensive ERP system, they can enable your business to plan and grow more efficiently.

What defines a profitable customer?

It’s a common misconception that your business’s most profitable customers are always those who spend the most. The reality is that total revenue only provides part of the picture. True customer profitability is determined by the balance between what a customer brings in and what it costs your business to serve them.

One of the key factors for this is margin contribution. This is the gross profit generated once product costs are accounted for, and is often measured alongside lifetime value, which reflects how often the customer returns and how long for.

How and when customers pay also affects profitability. Customers who pay promptly improve the cash flow of your business, while slow payers can add extra administrative effort and extra costs.

Finally, there’s the cost to your business of serving the customer. Time spent handling order queries, processing returns or managing bespoke quotes can have knock-on effects.

These factors will affect profitability differently, depending on the size of your business. But in some cases, a customer that places regular orders at healthy margins with minimal returns may be far more profitable than a large account that demands discounts, assistance and complex fulfilment.

Some businesses continue to rely on assumptions and gut feelings to determine profitability. But data-driven insights provided by using CRM (Customer Relationship Management) software help eliminate the guesswork. With CRM, linked to your order and stock management data, your business can easily capture order information, interactions and returns history to assess customer value quickly and accurately.

Using CRM data to assess customer profitability

When your business uses a CRM system, you gain a central hub for customer information. It brings together key information, from order data to interaction history, in one place for each customer individually. By gaining this full picture, it means that you can now assess customer profitability far more accurately, rather than relying on isolated data or manual data sets. Profitability analysis works best when sales, finance and returns data are viewed together. CRM software helps make this possible by linking each customer to order histories, invoice values and returns data.

For example, in an ERP system like Profit4, total revenue and profit for an individual customer can be reviewed alongside purchase frequency, allowing you to understand buying patterns and long-term value. Additionally, CRM logs show how often a customer raises queries, how quickly issues are dealt with, and how much internal resource is required to support them.

Discount history and pricing exceptions are also important to analyse. A customer that generates high revenue may appear profitable on the surface, but CRM data can reveal if discounts have eroded margins.

But beyond numbers, CRM documentation captures preferences, communication history and recurring issues, all of which influence the cost to your business to serve them. When accurate profitability insights depend on complete data, CRMs are often an essential tool for avoiding misleading conclusions.

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Key metrics to use in identifying profitable customers

It can often be easy to arrive at inaccurate conclusions about your most profitable customers simply by looking at sales totals. However, it is far better to rely on practical, measurable metrics that can reveal both current value and long-term potential.

One of these is Customer Lifetime Value (CLV), which estimates the total revenue a customer is likely to generate over the course of the relationship. By considering repeat purchases and retention, CLV helps businesses prioritise customers who deliver sustained value rather than one-off sales.

Gross profit per customer is another important metric. This measures total revenue minus the cost of goods sold for each account, providing a clear view of margin contribution. Order frequency and recency also contribute to profitability, as customers who buy regularly are often more reliable sources of income, compared to those who buy more sporadically.

Average order value (AOV) also provides valuable context. While high-order values can significantly boost profitability, they can come with a higher cost to serve. For instance, time that is spent responding to order queries, processing returns or managing bespoke pricing can reduce overall profitability. CRM software allows these activities to be recorded and visible through customer history and interaction logs.

How CRM supports growth through customer understanding

It’s not just through storing customer data where a CRM can be beneficial, however. Often, they can be useful tools that drive smarter growth. By combining sales history, returns and order queries and communication records in one place, CRM systems make it easier to spot patterns that might otherwise go unnoticed. For instance, declining order frequency, an increase in complaints or rising returns costs can all be flagged early using reports and alerts, allowing your team to take action before issues escalate.

CRM analytics also support more accurate forecasting. By analysing customer behaviour over time, your wholesale business can better plan inventory levels and allocate staff where it’s needed most.

Additionally, with customer activity accessible to teams across sales, customer service, and management, your business can make cohesive decisions based on up-to-the-minute information.

Turn customer insight into smarter growth with Profit4

Understanding which customers are truly profitable lets your business focus your time, budget and attention where it delivers the greatest returns – and the key is CRM software integrated with your stock and financial data.

Through centralising customer data, visibility across sales, service and finance is improved, resulting in clearer prioritisation and stronger long-term relationships. When conversations, transactions and customer service history are accurately documented and readily available to your teams, they become a powerful tool for growing your business. As part of the wider Profit4 ERP system, its CRM is connected to accounting, stock control, and order management to give your business a comprehensive view of customer value.

To learn how Profit4 can help you identify and nurture your most profitable customers with clarity and confidence, watch our three-minute demo.