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January 28, 2025
Discover how the Customer Loyalty Index (CLI) helps track customer loyalty, analyze trends, and drive meaningful business improvements.
The Customer Loyalty Index (CLI) is a straightforward but powerful metric that businesses use to measure how loyal their customers are over time. It provides insights into whether customers are likely to recommend a company, repurchase its products or services, or stick with it over time.
In the world of Customer Success, understanding loyalty is essential. CLI helps companies pinpoint the loyalty levels of their customers by combining three existing metrics to get a holistic view.
This blog will dive into what makes the Customer Loyalty Index so important, how to measure it, and practical steps to improve it. Whether you’re new to Customer Success or just exploring ways to measure loyalty, this guide will break it down in simple terms and leave you with actionable insights.
Measuring customer loyalty goes beyond just knowing how satisfied customers are; it’s about understanding their commitment to your business and whether they’ll stick with you in the long run.
Here are three key reasons why CLI is such a valuable tool for businesses:
Customer loyalty isn’t static—it evolves over time based on customer experiences, market changes, and competitive offerings. CLI helps track these shifts, offering businesses a clear picture of how loyalty is trending across customer segments.
For example, if CLI scores show a gradual decline, it could signal dissatisfaction with a specific feature or service. These insights enable businesses to pinpoint issues early and address them before they affect retention rates.
The data collected through CLI surveys helps identify which customers are most loyal and what drives their loyalty. By understanding these factors, businesses can tailor their strategies to better meet customer needs.
For instance, a company might create exclusive rewards programs for their most loyal customers or improve specific areas of their product or service based on feedback. CLI data ensures that strategies are built around the customer, not just assumptions.
A high CLI score is often a reliable predictor of customer retention and increased lifetime value. Loyal customers are more likely to repurchase, explore new offerings, and refer others to your business.
Over time, this not only stabilizes revenue but also creates a base of advocates who amplify your brand’s reputation. By focusing on improving CLI, businesses can create a compounding effect of better retention and stronger growth.
Understanding why CLI matters sets the stage for implementing it effectively. Now that we’ve explored its importance, let’s look at how businesses can measure the Customer Loyalty Index and gather the data needed to make meaningful improvements.
Measuring the Customer Loyalty Index (CLI) is essential for understanding where your customers stand in terms of their loyalty to your business. The process combines straightforward calculations, well-crafted survey questions, and consistent data analysis.
Here’s a step-by-step breakdown of how to measure CLI effectively:
The CLI formula is based on customer responses to three core metrics:
Each of these responses is scored on a scale, typically from 1 to 10, and the CLI is calculated as the average of these three scores.
This formula provides a comprehensive view of customer loyalty by evaluating their level of advocacy, ongoing commitment, and openness to your broader offerings.
We’ve seen how to measure it, so let’s take a look at how businesses can improve their Customer Loyalty Index scores.
When it comes to measuring customer loyalty, two metrics often come up: Customer Loyalty Index (CLI) and Net Promoter Score (NPS).
While they are both valuable tools for understanding customer sentiment, they serve slightly different purposes and provide unique insights. Here's how they compare:
Improving your Customer Loyalty Index (CLI) is all about fostering meaningful, lasting relationships with your customers. It requires a proactive approach to understanding their needs and creating experiences that encourage loyalty.
By focusing on the areas that matter most to customers, businesses can strengthen retention and increase customer lifetime value.
Here are some practical strategies to boost your CLI:
Personalized interactions are at the heart of customer loyalty. Customers want to feel valued, not like just another number. Proactively engaging with them through regular check-ins, tailored recommendations, and thoughtful communication helps build trust.
For example, sending a personalized email acknowledging a customer’s milestone with your product can go a long way in strengthening the relationship.
Loyalty is earned through experiences that exceed expectations. Focus on delivering a seamless onboarding process that sets customers up for success from the start.
Pair this with responsive support that solves problems quickly and a user-friendly product that makes their daily tasks easier. Exceptional experiences make customers feel confident in choosing your business time and time again.
A little recognition goes a long way. Implement loyalty programs that reward repeat purchases or offer incentives like discounts, early access to new features, or exclusive events.
Referral programs are another effective way to recognize and encourage loyal customers who advocate for your brand. These rewards not only show appreciation but also deepen their connection to your business.
Listening to your customers is one of the most impactful ways to improve CLI. Regularly collect feedback through surveys, one-on-one conversations, or customer reviews. Use this information to identify pain points and areas where you can improve.
More importantly, take action on this feedback. When customers see their input is valued and leads to meaningful change, it reinforces their loyalty.
Improving your CLI isn’t a one-time effort—it’s a continuous process of building trust, delivering value, and responding to customer needs. In the next section, we’ll explore tools and techniques you can use to measure and manage your CLI effectively, helping you stay on top of loyalty trends.
The Velaris Team
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